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A177175 as a simple table

n a(n)
0 1
1 6
2 13
3 64
4 287
5 1515
6 8143
7 46030
8 265909
9 1572193
10 9443997
11 57529101
12 354394057
13 2204333079
14 13823770729
15 87311462772
16 554904606279
17 3546103422655
18 22772157825695
19 146876986425311
20 951065019090195

[1,6,13,64,287,1515,8143,46030,265909,1572193,
 9443997,57529101,354394057,2204333079,13823770729,
 87311462772,554904606279,3546103422655,
 22772157825695,146876986425311,951065019090195]

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Last modified July 19 22:34 EDT 2024. Contains 374441 sequences. (Running on oeis4.)