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A004136 as a simple table

n a(n)
1 1
2 3
3 7
4 13
5 21
6 31
7 48
8 57
9 73
10 91
11 120
12 133
13 168
14 183
15 255
16 255
17 273
18 307 

[1,3,7,13,21,31,48,57,73,91,120,133,168,183,255,
 255,273,307]

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Last modified June 12 07:01 EDT 2024. Contains 373325 sequences. (Running on oeis4.)