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A103599 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 2
6 3
7 4
8 6
9 10
10 16
11 29
12 59
13 140
14 400
15 1413
16 6467
17 40261
18 361139
19 4990906
20 114916199
21 4833601540

[1,1,1,2,2,3,4,6,10,16,29,59,140,400,1413,6467,
 40261,361139,4990906,114916199,4833601540]

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Last modified April 19 02:12 EDT 2024. Contains 371782 sequences. (Running on oeis4.)