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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.

A066931 Number of ways to tile hexagon of edge n with diamonds of side 1, not counting rotations and reflections as different.

Table of values

n a(n)
0 1
1 1
2 6
3 113
4 20174
5 22306955
6 123222909271
7 3283834214485890
8 421263391026827547540
9 260028731850596651411721718
10 772086476515163830856527013278243
11 11025620741283840573496993339545350520150
12 757129347300072898736973484532998417574513923224

List of values

[1, 1, 6, 113, 20174, 22306955, 123222909271, 3283834214485890, 421263391026827547540, 260028731850596651411721718, 772086476515163830856527013278243, 11025620741283840573496993339545350520150, 757129347300072898736973484532998417574513923224]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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