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A089797 as a simple table

n a(n)
2 1
3 1
4 1
5 2
6 3
7 4
8 6
9 9
10 15
11 19
12 30
13 39
14 63
15 79
16 126
17 159
18 255 

[1,1,1,2,3,4,6,9,15,19,30,39,63,79,126,159,255]

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Last modified August 27 08:13 EDT 2024. Contains 375462 sequences. (Running on oeis4.)