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A280674 as a simple table

n a(n)
1 2
2 11
3 59
4 338
5 1917
6 10893
7 61880
8 351541
9 1997095
10 11345458
11 64453321
12 366158041
13 2080136592
14 11817214849
15 67133363931
16 381383313234
17 2166631062437
18 12308588230773
19 69924846394792
20 397241669934877
21 2256722073320511

[2,11,59,338,1917,10893,61880,351541,1997095,
 11345458,64453321,366158041,2080136592,
 11817214849,67133363931,381383313234,
 2166631062437,12308588230773,69924846394792,
 397241669934877,2256722073320511]

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Last modified October 23 22:51 EDT 2021. Contains 348217 sequences. (Running on oeis4.)