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.

A179597 Eight white kings and one red king on a 3 X 3 chessboard. G.f.: (1 + 5*x + 2*x^2)/(1 - 2*x - 11*x^2 - 6*x^3).

Table of values

n a(n)
0 1
1 7
2 27
3 137
4 613
5 2895
6 13355
7 62233
8 288741
9 1342175
10 6233899
11 28964169
12 134554277
13 625117807
14 2904117675
15 13491856889
16 62679715045
17 291194561919
18 1352817130667
19 6284852732713
20 29197861274277
21 135646005392399

List of values

[1, 7, 27, 137, 613, 2895, 13355, 62233, 288741, 1342175, 6233899, 28964169, 134554277, 625117807, 2904117675, 13491856889, 62679715045, 291194561919, 1352817130667, 6284852732713, 29197861274277, 135646005392399]