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A229280 as a simple table

n a(n)
0 0
1 6
2 57
3 468
4 3564
5 25920
6 182736
7 1259712
8 8538048
9 57106944
10 377913600
11 2479113216
12 16144468992
13 104485552128
14 672625741824
15 4310029025280
16 27505821597696
17 174908814262272
18 1108696193630208
19 7007637010120704
20 44178581150760960
21 277868041444786176

[0,6,57,468,3564,25920,182736,1259712,8538048,
 57106944,377913600,2479113216,16144468992,
 104485552128,672625741824,4310029025280,
 27505821597696,174908814262272,1108696193630208,
 7007637010120704,44178581150760960,
 277868041444786176]

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Last modified May 31 17:16 EDT 2024. Contains 373003 sequences. (Running on oeis4.)