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A220239 as a simple table

n a(n)
1 2
2 23
3 148
4 1131
5 8127
6 58091
7 419164
8 3016838
9 21697096
10 156223103
11 1124229264
12 8090787596
13 58233550828
14 419095508303
15 3016219087452
16 21707952324961
17 156230959713801
18 1124391382315226
19 8092241949528463
20 58239664959701115

[2,23,148,1131,8127,58091,419164,3016838,21697096,
 156223103,1124229264,8090787596,58233550828,
 419095508303,3016219087452,21707952324961,
 156230959713801,1124391382315226,8092241949528463,
 58239664959701115]

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Last modified August 17 15:50 EDT 2024. Contains 375227 sequences. (Running on oeis4.)