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.

A186125 Number of (n+1)X7 binary arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum.

Table of values

n a(n)
1 182
2 1878
3 10502
4 79782
5 539962
6 4056794
7 29491822
8 220010616
9 1637583596
10 12272724126
11 92041463782
12 692502277290
13 5211824476838
14 39292304082970
15 296277012735686
16 2235990214584584
17 16877344601227160
18 127445629177320202

List of values

[182, 1878, 10502, 79782, 539962, 4056794, 29491822, 220010616, 1637583596, 12272724126, 92041463782, 692502277290, 5211824476838, 39292304082970, 296277012735686, 2235990214584584, 16877344601227160, 127445629177320202]

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

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