A197215 - OEIS

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A197215 as a simple table

n	a(n)
1	1
2	37
3	479
4	5982
5	84893
6	1130812
7	15034832
8	202026037
9	2712108937
10	36354079627
11	487366238398
12	6535360303819
13	87635492801648
14	1175117242216066
15	15757048234536205
16	211285700462837436
17	2833150080279284040

[1,37,479,5982,84893,1130812,15034832,202026037, 2712108937,36354079627,487366238398,6535360303819, 87635492801648,1175117242216066,15757048234536205, 211285700462837436,2833150080279284040]