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A201990 as a simple table

n a(n)
0 1
1 1
2 7
3 95
4 1969
5 55201
6 1956375
7 83935039
8 4230528353
9 245059707841
10 16043680004903
11 1171567218325151
12 94415150206330641
13 8323801562833775201
14 796927800013656980791
15 82342529545666235490431
16 9132868398860301753027265
17 1082287792241161814647419265

[1,1,7,95,1969,55201,1956375,83935039,4230528353,
 245059707841,16043680004903,1171567218325151,
 94415150206330641,8323801562833775201,
 796927800013656980791,82342529545666235490431,
 9132868398860301753027265,
 1082287792241161814647419265]

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Last modified April 19 18:58 EDT 2024. Contains 371798 sequences. (Running on oeis4.)