A240633 - OEIS

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A240633 as a simple table

n	a(n)
1	16
2	264
3	3147
4	38634
5	470170
6	5723270
7	69637692
8	847232955
9	10307784448
10	125409399932
11	1525791874675
12	18563527698251
13	225852928912285
14	2747836877644115
15	33431523541130644
16	406744219230779790

[16,264,3147,38634,470170,5723270,69637692, 847232955,10307784448,125409399932,1525791874675, 18563527698251,225852928912285,2747836877644115, 33431523541130644,406744219230779790]