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  • Nonagonal number (redirección desde Enneagonal number)
    A nonagonal number, or an enneagonal number, is a figurate number that extends the concept of triangular and square numbers to the nonagon (a nine-sided…
    3 kB (312 palabras) - 18:57 2 may 2024
  • the Prime in the 3-aliquot tree. a Wedderburn-Etherington number, an enneagonal number a centered triangular number. the number of parallelogram polyominoes…
    7 kB (775 palabras) - 19:50 5 abr 2024
  • Bipyramid (redirección desde Enneagonal bipyramid)
    In geometry, a bipyramid, dipyramid, or double pyramid is a polyhedron formed by fusing two pyramids together base-to-base. The polygonal base of each…
    33 kB (3633 palabras) - 02:30 2 jun 2024
  • A centered nonagonal number (or centered enneagonal number) is a centered figurate number that represents a nonagon with a dot in the center and all other…
    3 kB (339 palabras) - 16:04 28 oct 2023
  • 2016-05-29. "Sloane's A060544 : Centered 9-gonal (also known as nonagonal or enneagonal) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation…
    6 kB (647 palabras) - 03:24 11 may 2024
  • Antiprism (redirección desde Enneagonal antiprism)
    n-gonal trapezohedron Properties convex, vertex-transitive, regular polygon faces, congruent & coaxial bases Net Net of uniform enneagonal antiprism (n = 9)…
    17 kB (1511 palabras) - 17:21 12 feb 2024
  • Prism (geometry) (redirección desde Enneagonal prism)
    n-gonal bipyramid Properties convex, regular polygon faces, isogonal, translated bases, sides ⊥ bases Net Example: net of uniform enneagonal prism (n = 9)…
    20 kB (1852 palabras) - 05:30 7 may 2024
  • distinct forms of a hendecahedron, for example the decagonal pyramid, and enneagonal prism. Three forms are Johnson solids: augmented hexagonal prism, biaugmented…
    5 kB (554 palabras) - 21:48 30 may 2023
  • 2016-05-30. "Sloane's A060544 : Centered 9-gonal (also known as nonagonal or enneagonal) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation…
    7 kB (951 palabras) - 06:52 6 jun 2024
  • 2016. "Sloane's A060544 : Centered 9-gonal (also known as nonagonal or enneagonal) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation…
    13 kB (1725 palabras) - 16:29 25 may 2024
  • In geometry, an n-gonal trapezohedron, n-trapezohedron, n-antidipyramid, n-antibipyramid, or n-deltohedron, is the dual polyhedron of an n-gonal antiprism…
    17 kB (1448 palabras) - 01:29 30 abr 2024
  • 5
    (ed.). "Sequence A060544 (Centered 9-gonal (also known as nonagonal or enneagonal) numbers. Every third triangular number, starting with a(1) equal to 1)"…
    103 kB (13 286 palabras) - 06:30 23 jun 2024
  • OEIS Foundation. Sloane, N. J. A. (ed.). "Sequence A001106 (9-gonal (or enneagonal or nonagonal) numbers)". The On-Line Encyclopedia of Integer Sequences…
    15 kB (2044 palabras) - 03:01 26 may 2024
  • in role playing games, known as a d10 Truncated square trapezohedron Enneagonal pyramid (9-pyramid) Ten of diamonds decahedron - a space-filling polyhedron…
    1 kB (145 palabras) - 17:16 16 mar 2024
  • OEIS Foundation. Sloane, N. J. A. (ed.). "Sequence A001106 (9-gonal (or enneagonal or nonagonal) numbers)". The On-Line Encyclopedia of Integer Sequences…
    14 kB (2039 palabras) - 15:39 25 may 2024
  • prism Pentagonal prism Hexagonal prism Heptagonal prism Octagonal prism Enneagonal prism Decagonal prism Hendecagonal prism Dodecagonal prism ... Apeirogonal…
    21 kB (2899 palabras) - 02:46 13 may 2024
  • consecutive primes (241 + 251 + 257), blum integer 750 = 2 × 3 × 53, enneagonal number. 751 = prime number, Chen prime, emirp 752 = 24 × 47, nontotient…
    28 kB (3993 palabras) - 18:51 15 jun 2024
  • 2016-06-03. "Sloane's A060544 : Centered 9-gonal (also known as nonagonal or enneagonal) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation…
    2 kB (208 palabras) - 16:17 26 may 2023
  • OEIS Foundation. Retrieved 2016-06-13. "Sloane's A001106 : 9-gonal (or enneagonal or nonagonal) numbers". The On-Line Encyclopedia of Integer Sequences…
    14 kB (1429 palabras) - 08:43 7 jun 2024
  • (ed.). "Sequence A060544 (Centered 9-gonal (also known as nonagonal or enneagonal) numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation…
    35 kB (5365 palabras) - 15:22 30 may 2024
  • Retrieved 2016-06-11. Sloane, N. J. A. (ed.). "Sequence A001106 (9-gonal (or enneagonal or nonagonal) numbers)". The On-Line Encyclopedia of Integer Sequences…
    22 kB (3832 palabras) - 07:55 17 jun 2024