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A177406 as a simple table

n a(n)
1 1
2 3
3 18
4 135
5 1134
6 10206
7 96228
8 938304
9 9384660
10 95746860
11 992583072
12 10425704562
13 110714749236
14 1186711306875
15 12821975547696
16 139501306797120
17 1527013735182810
18 16805125811826495
19 185831030179447380 

[1,3,18,135,1134,10206,96228,938304,9384660,
 95746860,992583072,10425704562,110714749236,
 1186711306875,12821975547696,139501306797120,
 1527013735182810,16805125811826495,
 185831030179447380]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)