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A147963 as a simple table

n a(n)
1 0
2 31
3 244
4 2012
5 16831
6 142224
7 1212521
8 10412937
9 89964007
10 781192156
11 6812648578
12 59632654665
13 523659800584
14 4611408084221
15 40708677441051
16 360148330033068
17 3192319968308509
18 28344332639409466
19 252044515540416543
20 2244223537121190033
21 20006367211775121313

[0,31,244,2012,16831,142224,1212521,10412937,
 89964007,781192156,6812648578,59632654665,
 523659800584,4611408084221,40708677441051,
 360148330033068,3192319968308509,
 28344332639409466,252044515540416543,
 2244223537121190033,20006367211775121313]

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Last modified April 19 12:14 EDT 2024. Contains 371792 sequences. (Running on oeis4.)