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.

A198184 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 0,2,1,0,0 for x=0,1,2,3,4.

Table of values

n a(n)
1 3
2 56
3 395
4 3485
5 48958
6 395340
7 4522496
8 41084248
9 441157382
10 4292509761
11 44051823241
12 438360876506
13 4438621935572
14 44610898968447
15 449562512780134
16 4527350842044875
17 45564682527974566
18 459054827920170371

List of values

[3, 56, 395, 3485, 48958, 395340, 4522496, 41084248, 441157382, 4292509761, 44051823241, 438360876506, 4438621935572, 44610898968447, 449562512780134, 4527350842044875, 45564682527974566, 459054827920170371]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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