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.

A189701 Number of 8Xn binary arrays without the pattern 0 0 1 diagonally, vertically or antidiagonally.

Table of values

n a(n)
1 88
2 7744
3 295720
4 10867960
5 437257670
6 17872674996
7 733660344149
8 30140493826752
9 1239562062347534
10 50994136275721816
11 2098158626051989039
12 86335489832805005659
13 3552764734604163177272
14 146202547786505491839949

List of values

[88, 7744, 295720, 10867960, 437257670, 17872674996, 733660344149, 30140493826752, 1239562062347534, 50994136275721816, 2098158626051989039, 86335489832805005659, 3552764734604163177272, 146202547786505491839949]

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

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