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A232481 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 1
6 1
7 2
8 3
9 5
10 7
11 11
12 16
13 23
14 33
15 46
16 63
17 87
18 117
19 157
20 210

[0,0,0,0,1,1,2,3,5,7,11,16,23,33,46,63,87,117,157,
 210]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)