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.

A239533 Number of (n+1)X(4+1) 0..2 arrays with no element equal to all horizontal neighbors or unequal to all vertical neighbors, and new values 0..2 introduced in row major order.

Table of values

n a(n)
1 16
2 16
3 1536
4 11108
5 293741
6 3785280
7 71388971
8 1093269814
9 18727824939
10 301846514891
11 5028043624263
12 82269916141918
13 1359237851307197
14 22338985313123955
15 368190066381319758
16 6059086220408776630

List of values

[16, 16, 1536, 11108, 293741, 3785280, 71388971, 1093269814, 18727824939, 301846514891, 5028043624263, 82269916141918, 1359237851307197, 22338985313123955, 368190066381319758, 6059086220408776630]