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.

A233228 Number of nX6 0..5 arrays with no element x(i,j) adjacent to value 5-x(i,j) horizontally, diagonally, antidiagonally or vertically, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order.

Table of values

n a(n)
1 452
2 616454
3 1142726121
4 2131764323784
5 3987381898274165
6 7462045099033787721
7 13966565723905519312347
8 26141937448057102691381982
9 48931705939631684079610274144
10 91589174857476172550555533830040

List of values

[452, 616454, 1142726121, 2131764323784, 3987381898274165, 7462045099033787721, 13966565723905519312347, 26141937448057102691381982, 48931705939631684079610274144, 91589174857476172550555533830040]

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

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