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A007307 as a simple table

n a(n)
0 0
1 1
2 2
3 1
4 3
5 3
6 4
7 6
8 7
9 10
10 13
11 17
12 23
13 30
14 40
15 53
16 70
17 93
18 123
19 163
20 216
21 286
22 379
23 502
24 665
25 881
26 1167
27 1546
28 2048
29 2713
30 3594
31 4761
32 6307
33 8355
34 11068
35 14662
36 19423
37 25730
38 34085
39 45153
40 59815
41 79238
42 104968
43 139053
44 184206
45 244021
46 323259
47 428227

[0,1,2,1,3,3,4,6,7,10,13,17,23,30,40,53,70,93,123,
 163,216,286,379,502,665,881,1167,1546,2048,2713,
 3594,4761,6307,8355,11068,14662,19423,25730,34085,
 45153,59815,79238,104968,139053,184206,244021,
 323259,428227]

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Last modified April 19 12:14 EDT 2024. Contains 371792 sequences. (Running on oeis4.)