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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.

A376749 Number of non-isomorphic colorings of a toroidal n X n grid using exactly four swappable colors.

Table of values

n a(n)
1 0
2 1
3 874
4 10741819
5 1870851589562
6 5465007068038102643
7 269482732023591671431784330
8 221537990355601030571170905795094315
9 3007205014171762201565124875608675533096268906
10 669557518440386985607930852942771727146772232484581602227
11 2433673642945425535196140161775877796522974318753784273286700783313050

List of values

[0, 1, 874, 10741819, 1870851589562, 5465007068038102643, 269482732023591671431784330, 221537990355601030571170905795094315, 3007205014171762201565124875608675533096268906, 669557518440386985607930852942771727146772232484581602227, 2433673642945425535196140161775877796522974318753784273286700783313050]

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

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