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.

A229579 Number of defective 3-colorings of an n X n 0..2 array connected horizontally and antidiagonally with exactly one mistake, and colors introduced in row-major 0..2 order.

Table of values

n a(n)
1 0
2 6
3 264
4 19764
5 2865780
6 890824020
7 613195191972
8 954838111013352
9 3403478388512845692
10 27993333042034653078324
11 534183142761328458054883788
12 23742792574386065523445979163924

List of values

[0, 6, 264, 19764, 2865780, 890824020, 613195191972, 954838111013352, 3403478388512845692, 27993333042034653078324, 534183142761328458054883788, 23742792574386065523445979163924]