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A139001 as a simple table

n a(n)
1 1
2 3
3 6
4 8
5 13
6 17
7 23
8 30
9 40
10 48
11 55
12 65
13 80
14 89
15 98
16 115
17 133
18 144
19 164
20 180
21 198
22 216
23 239
24 258
25 282
26 307
27 331
28 357
29 386
30 407
31 431
32 454
33 480
34 505
35 537
36 571
37 604
38 630
39 654
40 685
41 717
42 748
43 784
44 820
45 859
46 891
47 925
48 967
49 1014
50 1058
51 1104
52 1139
53 1179
54 1227
55 1270

[1,3,6,8,13,17,23,30,40,48,55,65,80,89,98,115,133,
 144,164,180,198,216,239,258,282,307,331,357,386,
 407,431,454,480,505,537,571,604,630,654,685,717,
 748,784,820,859,891,925,967,1014,1058,1104,1139,
 1179,1227,1270]

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Last modified April 25 12:32 EDT 2024. Contains 371969 sequences. (Running on oeis4.)