A202798 - OEIS

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A202798 as a simple table

n	a(n)
1	7
2	126
3	1718
4	22946
5	311144
6	4217066
7	57127796
8	773948962
9	10485233258
10	142050385280
11	1924452482144
12	26071860295098
13	353213105139604
14	4785216541174944
15	64828561353680056
16	878276318748587482

[7,126,1718,22946,311144,4217066,57127796, 773948962,10485233258,142050385280,1924452482144, 26071860295098,353213105139604,4785216541174944, 64828561353680056,878276318748587482]