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.

A289648 Number of n X 5 0..1 arrays with the number of 1's horizontally, antidiagonally or vertically adjacent to some 0 two less than the number of 0's adjacent to some 1.

Table of values

n a(n)
1 0
2 170
3 3160
4 121162
5 2662095
6 98170524
7 2439241607
8 85298181531
9 2290353406298
10 77037980321836
11 2176569413456699
12 71346369797861453
13 2085490311029971908
14 67240283396530142367
15 2011139437400224916141
16 64177327039938639669846

List of values

[0, 170, 3160, 121162, 2662095, 98170524, 2439241607, 85298181531, 2290353406298, 77037980321836, 2176569413456699, 71346369797861453, 2085490311029971908, 67240283396530142367, 2011139437400224916141, 64177327039938639669846]

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

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