A181622 - OEIS

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A181622 as a simple table

n	a(n)
1	1
2	29
3	41
4	281
5	401
6	1089
7	1585
8	2289
9	4629
10	27293
11	74873
12	965813
13	2536781
14	4479197
15	36730306
16	150318056
17	4527046433

[1,29,41,281,401,1089,1585,2289,4629,27293,74873, 965813,2536781,4479197,36730306,150318056, 4527046433]