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A030239 as a simple table

n a(n)
0 1
1 1
2 1
3 1
4 1
5 18
6 12
7 21
8 102
9 202
10 826
11 708
12 502
13 1522
14 6223
15 3493
16 1063
17 50655
18 10051
19 328426 

[1,1,1,1,1,18,12,21,102,202,826,708,502,1522,6223,
 3493,1063,50655,10051,328426]

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Last modified June 5 08:28 EDT 2024. Contains 373102 sequences. (Running on oeis4.)