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A317140 as a simple table

n a(n)
0 1
1 4
2 43
3 906
4 31493
5 1629248
6 117248463
7 11190963430
8 1367267690953
9 208031951035452
10 38563334673062963
11 8554779137299629314
12 2237467931691025532493
13 681305299577272105281016
14 238929711424864185326131543
15 95603626135129502838914478558

[1,4,43,906,31493,1629248,117248463,11190963430,
 1367267690953,208031951035452,38563334673062963,
 8554779137299629314,2237467931691025532493,
 681305299577272105281016,
 238929711424864185326131543,
 95603626135129502838914478558]

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Last modified April 17 23:22 EDT 2024. Contains 371767 sequences. (Running on oeis4.)