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.

A301398 Number of nX6 0..1 arrays with every element equal to 2, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 0
2 19
3 156
4 2619
5 49325
6 885003
7 16325745
8 299552320
9 5507220522
10 101241811692
11 1861266294856
12 34219577018840
13 629127370642307
14 11566583462993881
15 212652959829786846
16 3909650837047832782
17 71879414458502966455

List of values

[0, 19, 156, 2619, 49325, 885003, 16325745, 299552320, 5507220522, 101241811692, 1861266294856, 34219577018840, 629127370642307, 11566583462993881, 212652959829786846, 3909650837047832782, 71879414458502966455]

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

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