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.

A230183 Number of n X 7 0..2 arrays x(i,j) with each element horizontally or antidiagonally next to at least one element with value 2-x(i,j).

Table of values

n a(n)
1 63
2 23307
3 7957785
4 2770525761
5 967087903539
6 337613109419463
7 117863748242661711
8 41147363351637663933
9 14364941208682152185085
10 5014939538324891181282729
11 1750763768994816766061338911

List of values

[63, 23307, 7957785, 2770525761, 967087903539, 337613109419463, 117863748242661711, 41147363351637663933, 14364941208682152185085, 5014939538324891181282729, 1750763768994816766061338911]

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

Content is available under The OEIS End-User License Agreement.