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A250613 as a simple table

n a(n)
1 81
2 484
3 2704
4 13456
5 64009
6 290521
7 1283689
8 5541316
9 23541904
10 98724096
11 410022001
12 1689785449
13 6922406401
14 28223328004
15 114636416400
16 464224195600
17 1875379608025
18 7561592527225
19 30441493099161
20 122399217842724

[81,484,2704,13456,64009,290521,1283689,5541316,
 23541904,98724096,410022001,1689785449,6922406401,
 28223328004,114636416400,464224195600,
 1875379608025,7561592527225,30441493099161,
 122399217842724]

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Last modified April 24 05:23 EDT 2024. Contains 371918 sequences. (Running on oeis4.)