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A141371 as a simple table

n a(n)
1 1
2 1
3 4
4 25
5 190
6 1648
7 15700
8 160834
9 1747372
10 19945264
11 237585064
12 2938737760
13 37602695500
14 496263658816
15 6739460289568
16 94002095361937
17 1344557294558722
18 19696746902333368
19 295199862739677892
20 4522172757314573464

[1,1,4,25,190,1648,15700,160834,1747372,19945264,
 237585064,2938737760,37602695500,496263658816,
 6739460289568,94002095361937,1344557294558722,
 19696746902333368,295199862739677892,
 4522172757314573464]

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Last modified April 19 14:10 EDT 2024. Contains 371792 sequences. (Running on oeis4.)