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A016135 as a simple table

n a(n)
0 1
1 13
2 147
3 1625
4 17891
5 196833
6 2165227
7 23817625
8 261994131
9 2881935953
10 31701296507
11 348714263625
12 3835856903971
13 42194425951873
14 464138685486987
15 5105525540389625
16 56160780944351411
17 617768590387996593
18 6795454494268224667
19 74749999436950995625

[1,13,147,1625,17891,196833,2165227,23817625,
 261994131,2881935953,31701296507,348714263625,
 3835856903971,42194425951873,464138685486987,
 5105525540389625,56160780944351411,
 617768590387996593,6795454494268224667,
 74749999436950995625]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)