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A253076 as a simple table

n a(n)
1 1
2 5
3 30
4 205
5 1476
6 11070
7 85410
8 672605
9 5380830
10 43584804
11 356602950
12 2941974270
13 24441017580
14 204257075490
15 1715759433624
16 14476720225405
17 122626336026960
18 1042323856225470
19 8887182353111790
20 75985409119105764
21 651303506735164140
22 5595289216952336550

[1,5,30,205,1476,11070,85410,672605,5380830,
 43584804,356602950,2941974270,24441017580,
 204257075490,1715759433624,14476720225405,
 122626336026960,1042323856225470,8887182353111790,
 75985409119105764,651303506735164140,
 5595289216952336550]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)