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A247031 as a simple table

n a(n)
0 1
1 3
2 69
3 5005
4 806148
5 239220375
6 116532061510
7 86173621173099
8 91417549409916684
9 133300597778263476112
10 258360728839130761571757
11 647880493609691058921741273
12 2055869510173976408422116133220
13 8103111707775918586405906798540650
14 39047811321420953231675462397758519802

[1,3,69,5005,806148,239220375,116532061510,
 86173621173099,91417549409916684,
 133300597778263476112,258360728839130761571757,
 647880493609691058921741273,
 2055869510173976408422116133220,
 8103111707775918586405906798540650,
 39047811321420953231675462397758519802]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)