A299064 - OEIS

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A299064 as a simple table

n	a(n)
1	3
2	236
3	7330
4	196699
5	5491159
6	154373324
7	4331069485
8	121483918174
9	3407860943824
10	95597844112736
11	2681715138096476
12	75227581448434048
13	2110287491660795753
14	59197879765033348597
15	1660621578794445613170

[3,236,7330,196699,5491159,154373324,4331069485, 121483918174,3407860943824,95597844112736, 2681715138096476,75227581448434048, 2110287491660795753,59197879765033348597, 1660621578794445613170]