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A156023 as a simple table

n a(n)
1 0
2 0
3 1
4 3
5 5
6 8
7 11
8 14
9 18
10 22
11 26
12 31
13 36
14 41
15 47
16 53
17 59
18 65
19 72
20 79
21 86
22 93
23 100
24 108
25 116
26 124
27 132
28 141
29 150
30 159
31 168 

[0,0,1,3,5,8,11,14,18,22,26,31,36,41,47,53,59,65,
 72,79,86,93,100,108,116,124,132,141,150,159,168]

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)