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A290474 as a simple table

n a(n)
0 1
1 0
2 1
3 12
4 135
5 4477
6 100160
7 8663934
8 485380025
9 80730951180
10 10180011676356
11 4126137351376215
12 563950787766342780
13 456369006693283278869
14 200330760220853808357439
15 335435016971402890883460861
16 197675615401466868237710861644
17 561969529551274362018496511765678

[1,0,1,12,135,4477,100160,8663934,485380025,
 80730951180,10180011676356,4126137351376215,
 563950787766342780,456369006693283278869,
 200330760220853808357439,
 335435016971402890883460861,
 197675615401466868237710861644,
 561969529551274362018496511765678]

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Last modified September 16 04:06 EDT 2024. Contains 375959 sequences. (Running on oeis4.)