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A005121 as a simple table

n a(n)
1 1
2 1
3 4
4 32
5 436
6 9012
7 262760
8 10270696
9 518277560
10 32795928016
11 2542945605432
12 237106822506952
13 26173354092593696
14 3375693096567983232
15 502995942483693043200
16 85750135569136650473360
17 16583651916595710735271248
18 3611157196483089769387182064
19 879518067472225603327860638128

[1,1,4,32,436,9012,262760,10270696,518277560,
 32795928016,2542945605432,237106822506952,
 26173354092593696,3375693096567983232,
 502995942483693043200,85750135569136650473360,
 16583651916595710735271248,
 3611157196483089769387182064,
 879518067472225603327860638128]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)