A177182 - OEIS

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A177182 as a simple table

n	a(n)
0	1
1	7
2	11
3	67
4	283
5	1619
6	8667
7	50707
8	296283
9	1790163
10	10921563
11	67745043
12	424241371
13	2684071891
14	17112955099
15	109899184403
16	710063310427
17	4612990492883
18	30113345315163
19	197433924622099
20	1299499526756827

[1,7,11,67,283,1619,8667,50707,296283,1790163, 10921563,67745043,424241371,2684071891, 17112955099,109899184403,710063310427, 4612990492883,30113345315163,197433924622099, 1299499526756827]