A253486 - OEIS

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A253486 as a simple table

n	a(n)
1	187704
2	13347930
3	1029772234
4	78704951512
5	6038749847806
6	462971719837062
7	35518545028273216
8	2724284315820353036
9	208979165632398419724
10	16029897424341313070302
11	1229615670749498056544226

[187704,13347930,1029772234,78704951512, 6038749847806,462971719837062,35518545028273216, 2724284315820353036,208979165632398419724, 16029897424341313070302,1229615670749498056544226]