A196327 - OEIS

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A196327 as a simple table

n	a(n)
1	8
2	98
3	573
4	3932
5	27396
6	187787
7	1281418
8	8817196
9	60491511
10	414940896
11	2848205472
12	19543560677
13	134109690174
14	920301435092
15	6315269717345
16	43336595756322
17	297384592540278
18	2040711880508497
19	14003768336412308

[8,98,573,3932,27396,187787,1281418,8817196, 60491511,414940896,2848205472,19543560677, 134109690174,920301435092,6315269717345, 43336595756322,297384592540278,2040711880508497, 14003768336412308]