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A231780 as a simple table

n a(n)
1 3
2 74
3 854
4 9892
5 115110
6 1339532
7 15587828
8 181392458
9 2110829288
10 24563317752
11 285838643356
12 3326249767890
13 38706934038034
14 450425207672442
15 5241512218541580
16 60994477815724568
17 709781103027952810

[3,74,854,9892,115110,1339532,15587828,181392458,
 2110829288,24563317752,285838643356,3326249767890,
 38706934038034,450425207672442,5241512218541580,
 60994477815724568,709781103027952810]

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Last modified September 15 22:11 EDT 2024. Contains 375959 sequences. (Running on oeis4.)