cp's OEIS Frontend

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.

A365560 Number of fixed n-polysticks (or polyedges) in 3 dimensions.

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%I A365560 #21 Jun 27 2025 19:40:42
%S A365560 3,15,95,681,5277,43086,365313,3186444,28414802,257908020,2375037477,
%T A365560 22136623447,208438845633,1979867655945,18948498050586,
%U A365560 182549617674339,1768943859449895,17230208981859485
%N A365560 Number of fixed n-polysticks (or polyedges) in 3 dimensions.
%H A365560 Stephan Mertens and Cristopher Moore, <a href="https://doi.org/10.1088/1751-8121/aae65c">Series expansion of the percolation threshold on hypercubic lattices</a>, J. Phys. A: Math. Theor., 51 (2018), 475001; arXiv:<a href="https://arxiv.org/abs/1805.02701">1805.02701</a> [cond-mat.stat-mech], 2018.
%H A365560 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>.
%Y A365560 Cf. A096267 (2 dimensions), A365559 (free), A365562 (4 dimensions), A365564 (5 dimensions).
%Y A365560 14th row of A366767.
%K A365560 nonn,hard,more
%O A365560 1,1
%A A365560 _Pontus von Brömssen_, Sep 09 2023
%E A365560 a(9)-a(12) from _John Mason_, Mar 06 2025
%E A365560 a(13) from _John Mason_, Mar 23 2025
%E A365560 a(14)-a(18) from Mertens & Moore added by _Andrei Zabolotskii_, Jun 27 2025