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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.

A367527 The number of ways of tiling the n X n grid up to diagonal and antidiagonal reflections by a tile that is fixed under diagonal reflection, but not antidiagonal reflection.

Table of values

n a(n)
1 1
2 7
3 144
4 16704
5 8396800
6 17180459008
7 140737555464192
8 4611686036680998912
9 604462909816110680375296
10 316912650057066639048407252992
11 664613997892457954898647603849723904
12 5575186299632655785460668023508722111217664
13 187072209578355573530072277557703869206096815063040

List of values

[1, 7, 144, 16704, 8396800, 17180459008, 140737555464192, 4611686036680998912, 604462909816110680375296, 316912650057066639048407252992, 664613997892457954898647603849723904, 5575186299632655785460668023508722111217664, 187072209578355573530072277557703869206096815063040]

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

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