A186048 - OEIS

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A186048 as a simple table

n	a(n)
1	434174
2	23369314
3	1231779874
4	56374248542
5	2795398080908
6	137706977983060
7	6706785849517148
8	329259361852366620
9	16148770445584988556
10	791374910346450939836
11	38812042507333999328862
12	1903281945814156244309626

[434174,23369314,1231779874,56374248542, 2795398080908,137706977983060,6706785849517148, 329259361852366620,16148770445584988556, 791374910346450939836,38812042507333999328862, 1903281945814156244309626]