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A004133 as a simple table

n a(n)
2 1
3 3
4 6
5 11
6 19
7 31
8 43
9 63
10 80
11 110
12 138
13 169
14 202
15 241
16 288
17 330 

[1,3,6,11,19,31,43,63,80,110,138,169,202,241,288,
 330]

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Last modified April 24 14:54 EDT 2024. Contains 371960 sequences. (Running on oeis4.)