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.

A174558 Number of ways to place 8n nonattacking kings on a 16 x 2n chessboard.

Table of values

n a(n)
1 2304
2 419933
3 28432288
4 1134127305
5 32580145116
6 749160010737
7 14677177838054
8 254977173389319
9 4035559337688370
10 59315924213143597
11 821112680030028632
12 10819171744710664383
13 136800806311499633208
14 1670597119210336446533
15 19804685547188544317522
16 228865023358344707514899
17 2586924156960003793687130
18 28681715460054576813151389
19 312656761422008821513384848
20 3357651442822195404605813501

List of values

[2304, 419933, 28432288, 1134127305, 32580145116, 749160010737, 14677177838054, 254977173389319, 4035559337688370, 59315924213143597, 821112680030028632, 10819171744710664383, 136800806311499633208, 1670597119210336446533, 19804685547188544317522, 228865023358344707514899, 2586924156960003793687130, 28681715460054576813151389, 312656761422008821513384848, 3357651442822195404605813501]

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

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