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.

A186119 Number of (n+1)X(n+1) 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 0
2 38
3 262
4 4254
5 90054
6 4056794
7 264173146
8 33067061342
9 6424488086390

List of values

[0, 38, 262, 4254, 90054, 4056794, 264173146, 33067061342, 6424488086390]

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

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