A235771 - OEIS

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A235771 as a simple table

n	a(n)
1	1456
2	15185
3	166904
4	1874171
5	21858973
6	256515598
7	3001277411
8	34219649525
9	377305772901
10	3996716802464
11	40551532587028
12	394526377977006
13	3678627148220061
14	32961358198928201
15	284089095758128220

[1456,15185,166904,1874171,21858973,256515598, 3001277411,34219649525,377305772901,3996716802464, 40551532587028,394526377977006,3678627148220061, 32961358198928201,284089095758128220]