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.

A267664 Number of nX5 0..1 arrays with every repeated value in every row unequal to the previous repeated value, and in every column equal to the previous repeated value, and new values introduced in row-major sequential order.

Table of values

n a(n)
1 7
2 98
3 1372
4 10933
5 80404
6 528980
7 3351233
8 20607770
9 124968034
10 751679881
11 4503526606
12 26944093086
13 161168152537
14 964705429660
15 5780078807152
16 34674075257785
17 208263171976478
18 1252461099135084
19 7541064630678427

List of values

[7, 98, 1372, 10933, 80404, 528980, 3351233, 20607770, 124968034, 751679881, 4503526606, 26944093086, 161168152537, 964705429660, 5780078807152, 34674075257785, 208263171976478, 1252461099135084, 7541064630678427]