A029481 - OEIS

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A029481 as a simple table

n	a(n)
1	1
2	11
3	19
4	25
5	29
6	43
7	55
8	121
9	133
10	145
11	523
12	605
13	2311
14	37573
15	1904177
16	2110097
17	83792621
18	1200134339
19	1606732787
20	28537884331

[1,11,19,25,29,43,55,121,133,145,523,605,2311, 37573,1904177,2110097,83792621,1200134339, 1606732787,28537884331]