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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.

A299648 Number of n X n 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

Table of values

n a(n)
1 1
2 8
3 247
4 29408
5 13431706
6 23582064542
7 159047224409362
8 4121184916626976747
9 410254820466598294243538
10 156900221075811012583120150328
11 230531929217067955283511588326278811

List of values

[1, 8, 247, 29408, 13431706, 23582064542, 159047224409362, 4121184916626976747, 410254820466598294243538, 156900221075811012583120150328, 230531929217067955283511588326278811]

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

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