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A250678 as a simple table

n a(n)
1 520
2 5154
3 42422
4 329226
5 2406972
6 16949262
7 115965426
8 777137322
9 5127532140
10 33440743748
11 216192271674
12 1388450185042
13 8872367832376
14 56479411574776
15 358489567889570
16 2270374738759036
17 14354245060678584
18 90635411405776404

[520,5154,42422,329226,2406972,16949262,115965426,
 777137322,5127532140,33440743748,216192271674,
 1388450185042,8872367832376,56479411574776,
 358489567889570,2270374738759036,
 14354245060678584,90635411405776404]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)