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.

A216027 Number of horizontal, vertical and diagonal neighbor colorings of the odd squares of an nX4 array with new integer colors introduced in row major order.

Table of values

n a(n)
1 1
2 5
3 29
4 371
5 6150
6 167130
7 5219070
8 233834847
9 11412814314
10 741757937068
11 51088102234508
12 4468693984145541
13 407520605922011467
14 45668525708806007925
15 5279748839226156263229
16 732043230152926700952839

List of values

[1, 5, 29, 371, 6150, 167130, 5219070, 233834847, 11412814314, 741757937068, 51088102234508, 4468693984145541, 407520605922011467, 45668525708806007925, 5279748839226156263229, 732043230152926700952839]