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.

A233072 Number of nX7 0..3 arrays with no element x(i,j) adjacent to value 3-x(i,j) horizontally, antidiagonally or vertically, top left element zero, and 1 appearing before 2 in row major order.

Table of values

n a(n)
1 365
2 57122
3 11235652
4 2293174089
5 475027244071
6 98950914937033
7 20656955820980290
8 4315955749032401626
9 902039316691285768305
10 188549438666892024287013
11 39413397925167802927174270

List of values

[365, 57122, 11235652, 2293174089, 475027244071, 98950914937033, 20656955820980290, 4315955749032401626, 902039316691285768305, 188549438666892024287013, 39413397925167802927174270]

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

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