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A216783 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 3
6 4
7 6
8 10
9 16
10 31
11 61
12 147
13 392
14 1274
15 5036
16 25617
17 164796
18 1337848
19 13734745
20 178587364
21 2911304940
22 58919069858
23 1474647067521
24 45599075629687 

[1,1,1,2,3,4,6,10,16,31,61,147,392,1274,5036,
 25617,164796,1337848,13734745,178587364,
 2911304940,58919069858,1474647067521,
 45599075629687]

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Last modified April 23 14:32 EDT 2024. Contains 371914 sequences. (Running on oeis4.)