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.

A223286 Rolling icosahedron face footprints: number of 5Xn 0..19 arrays starting with 0 where 0..19 label faces of an icosahedron and every array movement to a horizontal, diagonal or antidiagonal neighbor moves across an icosahedral edge.

Table of values

n a(n)
1 160000
2 1875
3 81057
4 1048923
5 28271577
6 473368227
7 10801441521
8 200475062187
9 4265203621833
10 82829709506163
11 1709099202398433
12 33866115603026427
13 689396112362771001
14 13783610690189186115
15 278907343566603743697

List of values

[160000, 1875, 81057, 1048923, 28271577, 473368227, 10801441521, 200475062187, 4265203621833, 82829709506163, 1709099202398433, 33866115603026427, 689396112362771001, 13783610690189186115, 278907343566603743697]