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A215909 as a simple table

n a(n)
1 1
2 3
3 5
4 9
5 13
6 18
7 25
8 34
9 42
10 54
11 66
12 78
13 94
14 110
15 126
16 147
17 168
18 189
19 214
20 239
21 267
22 294
23 326
24 357
25 390
26 426
27 462
28 503
29 542
30 584
31 628
32 671
33 717
34 766
35 819
36 869
37 924
38 979
39 1035
40 1093
41 1154
42 1214
43 1280
44 1345
45 1413
46 1482
47 1553
48 1625
49 1699
50 1774
51 1850
52 1930

[1,3,5,9,13,18,25,34,42,54,66,78,94,110,126,147,
 168,189,214,239,267,294,326,357,390,426,462,503,
 542,584,628,671,717,766,819,869,924,979,1035,1093,
 1154,1214,1280,1345,1413,1482,1553,1625,1699,1774,
 1850,1930]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)