A241135 - OEIS

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A241135 as a simple table

n	a(n)
1	2
2	17
3	152
4	1670
5	19619
6	238607
7	2939027
8	36470565
9	454209512
10	5665536042
11	70725144550
12	883230404813
13	11031990457193
14	137807268659287
15	1721508492588267
16	21505781617159089
17	268661629731046770

[2,17,152,1670,19619,238607,2939027,36470565, 454209512,5665536042,70725144550,883230404813, 11031990457193,137807268659287,1721508492588267, 21505781617159089,268661629731046770]