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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.

A232323 Number of (7+1)X(n+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero.

Table of values

n a(n)
1 610
2 60605
3 6764246
4 1036869496
5 158534446141
6 23818815015639
7 3587649343841650
8 540472751303594139
9 81418399274442809469
10 12264913365847776296865
11 1847601218114334916009886

List of values

[610, 60605, 6764246, 1036869496, 158534446141, 23818815015639, 3587649343841650, 540472751303594139, 81418399274442809469, 12264913365847776296865, 1847601218114334916009886]

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

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