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A260117 as a simple table

n a(n)
2 6
3 15
4 78
5 990
6 8385
7 128271
8 2293011
9 46923828
10 1062489753
11 27403863105
12 757016521030
13 24028339652778
14 807863408487460
15 29499468896141965
16 1162871296355724735
17 49093065731151773880
18 2200689210818047715703
19 104755000778178115071015
20 5271254575974180914006953

[6,15,78,990,8385,128271,2293011,46923828,
 1062489753,27403863105,757016521030,
 24028339652778,807863408487460,29499468896141965,
 1162871296355724735,49093065731151773880,
 2200689210818047715703,104755000778178115071015,
 5271254575974180914006953]

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Last modified August 2 08:37 EDT 2024. Contains 374822 sequences. (Running on oeis4.)