This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A383494 #16 Jun 12 2025 15:19:23 %S A383494 1,1,2,2,6,10,27,56,149,352,915,2285,5919,15084,38908,99627,255728, %T A383494 653113,1664892,4221090,10648018,26658710,66154031,162272380, %U A383494 392491903,933148405,2173804324,4943689469,10932561700,23403033225,48251790080,95274168428 %N A383494 Number of polyforms with n cells on the faces of a pentakis dodecahedron up to rotation and reflection. %C A383494 These are "free" polyforms. %C A383494 The pentakis dodecahedron is the polyhedral dual of the truncated icosahedron. %H A383494 Wikipedia, <a href="https://en.wikipedia.org/wiki/Pentakis_dodecahedron">Pentakis dodecahedron</a> %Y A383494 Cf. A383495 (one-sided). %Y A383494 Cf. A030135 (dodecahedron), A030136 (icosahedron), A340635 (deltoidal hexecontahedron), A383490 (rhombic triacontahedron), A383492 (triakis icosahedron), A383496 (disdyakis triacontahedron). %K A383494 nonn,fini,more %O A383494 0,3 %A A383494 _Peter Kagey_, Apr 28 2025 %E A383494 a(14)-a(31) from _Bert Dobbelaere_, Jun 12 2025