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A146877 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 13
9 37
10 65
11 121
12 421
13 1309
14 3649
15 15177
16 81237
17 474405
18 2569641
19 13240801
20 84039101
21 586237485 

[1,1,1,1,1,1,1,13,37,65,121,421,1309,3649,15177,
 81237,474405,2569641,13240801,84039101,586237485]

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Last modified April 19 16:21 EDT 2024. Contains 371794 sequences. (Running on oeis4.)