A111196 - OEIS

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A111196 as a simple table

n	a(n)
0	1
1	2
2	9
3	78
4	1141
5	25442
6	804309
7	34227438
8	1886573641
9	130746521282
10	11127809595009
11	1141012634368398
12	138730500808639741
13	19735099323279743522
14	3247323803322747092109
15	611982206046097666022958

[1,2,9,78,1141,25442,804309,34227438,1886573641, 130746521282,11127809595009,1141012634368398, 138730500808639741,19735099323279743522, 3247323803322747092109,611982206046097666022958]