A121004 - OEIS

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A121004 as a simple table

n	a(n)
0	1
1	126
2	15752
3	393801
4	246125639
5	30765704917
6	3845713114757
7	480714139345054
8	12017853483626636
9	7511158427266652362
10	938894803408331562046
11	117361850426041445314536
12	14670231303255180664525012

[1,126,15752,393801,246125639,30765704917, 3845713114757,480714139345054,12017853483626636, 7511158427266652362,938894803408331562046, 117361850426041445314536, 14670231303255180664525012]