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 A383496 #27 Jun 13 2025 14:25:12 %S A383496 1,1,3,3,9,14,38,74,185,414,1025,2430,6012,14640,36294,89531,222452, %T A383496 552015,1374367,3421955,8535077,21296556,53184718,132846918,331913842, %U A383496 829176301,2071018243,5170617085,12902719975,32176288808 %N A383496 Number of polyforms with n cells on the faces of a disdyakis triacontahedron up to rotation and reflection. %C A383496 These are "free" polyforms. %C A383496 The disdyakis triacontahedron is the polyhedral dual of the truncated icosidodecahedron. %H A383496 Peter Kagey, <a href="/A383496/a383496_1.pdf">Illustration of first four terms of A383496</a>. %H A383496 Wikipedia, <a href="https://en.wikipedia.org/wiki/Disdyakis_triacontahedron">Disdyakis triacontahedron</a> %Y A383496 Cf. A383497 (one-sided). %Y A383496 Cf. A030135 (dodecahedron), A030136 (icosahedron), A340635 (deltoidal hexecontahedron), A383490 (rhombic triacontahedron), A383492 (triakis icosahedron), A383494 (pentakis dodecahedron). %Y A383496 Cf. A197462 (kisrhombille tiling). %K A383496 nonn,more,fini %O A383496 0,3 %A A383496 _Peter Kagey_, Apr 28 2025 %E A383496 a(14)-a(29) from _Bert Dobbelaere_, Jun 13 2025