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A276657 as a simple table

n a(n)
1 1
2 1
3 2
4 2
5 8
6 28
7 72
8 432
9 1728
10 9792
11 56448
12 372096
13 2419200
14 19526400
15 144806400
16 1310515200
17 11338444800
18 112903372800
19 1102226227200
20 12163505356800
21 131369759539200
22 1589020051046400
23 18899570737152000
24 247773823008768000
25 3220159580209152000
26 45535430530695168000

[1,1,2,2,8,28,72,432,1728,9792,56448,372096,
 2419200,19526400,144806400,1310515200,11338444800,
 112903372800,1102226227200,12163505356800,
 131369759539200,1589020051046400,
 18899570737152000,247773823008768000,
 3220159580209152000,45535430530695168000]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)