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A331650 as a simple table

n a(n)
0 1
1 0
2 0
3 840
4 768785
5 1493786233
6 5254074934990
7 29830719723310370
8 255792964622656480490
9 3156204819384156606884415
10 53951801951854013864607338684
11 1238521839654509818636854497532129
12 37207357446549003419594083481144144755
13 1431264458992614322596852782769837314471920

[1,0,0,840,768785,1493786233,5254074934990,
 29830719723310370,255792964622656480490,
 3156204819384156606884415,
 53951801951854013864607338684,
 1238521839654509818636854497532129,
 37207357446549003419594083481144144755,
 1431264458992614322596852782769837314471920]

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Last modified September 16 23:59 EDT 2024. Contains 375984 sequences. (Running on oeis4.)