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A318564 as a simple table

n a(n)
1 1
2 6
3 36
4 274
5 2408
6 24440
7 279172
8 3542798
9 49354816
10 747851112
11 12231881948
12 214593346534
13 4016624367288
14 79843503990710
15 1678916979373760
16 37215518578700028
17 866953456654946948
18 21167221410812128266
19 540346299720320080828
20 14390314687100383124540
21 399023209689817997883900

[1,6,36,274,2408,24440,279172,3542798,49354816,
 747851112,12231881948,214593346534,4016624367288,
 79843503990710,1678916979373760,37215518578700028,
 866953456654946948,21167221410812128266,
 540346299720320080828,14390314687100383124540,
 399023209689817997883900]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)