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A056391 as a simple table

n a(n)
1 1
2 2
3 3
4 6
5 6
6 20
7 14
8 48
9 52
10 140
11 108
12 624
13 352
14 1400
15 2172
16 4464
17 4116
18 22112
19 14602
20 68016
21 88376
22 209936
23 190746
24 1075200
25 839128
26 2797000
27 3730584
28 11276704
29 9587580
30 67195520
31 35792568

[1,2,3,6,6,20,14,48,52,140,108,624,352,1400,2172,
 4464,4116,22112,14602,68016,88376,209936,190746,
 1075200,839128,2797000,3730584,11276704,9587580,
 67195520,35792568]

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Last modified May 10 12:30 EDT 2024. Contains 372387 sequences. (Running on oeis4.)