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.

A198719 Number of nX4 0..6 arrays with values 0..6 introduced in row major order and no element equal to any horizontal or vertical neighbor.

Table of values

n a(n)
1 5
2 499
3 232841
4 173549032
5 141168480719
6 116492275674072
7 96356630422085931
8 79732515488691835557
9 65980773070548173552412
10 54601426682639992758644080
11 45184694908666112938858073903
12 37392013011256643009627621268829

List of values

[5, 499, 232841, 173549032, 141168480719, 116492275674072, 96356630422085931, 79732515488691835557, 65980773070548173552412, 54601426682639992758644080, 45184694908666112938858073903, 37392013011256643009627621268829]

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

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