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A061791 as a simple table

n a(n)
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 36
9 45
10 55
11 66
12 77
13 90
14 104
15 119
16 134
17 151
18 169
19 188
20 208
21 229
22 251
23 274
24 297
25 322
26 348
27 374
28 402
29 431
30 461
31 492
32 523
33 556
34 588
35 623
36 658
37 695
38 733
39 771
40 810
41 851
42 893
43 936
44 980
45 1025
46 1071
47 1118
48 1164
49 1213
50 1263
51 1313
52 1365
53 1417

[1,3,6,10,15,21,28,36,45,55,66,77,90,104,119,134,
 151,169,188,208,229,251,274,297,322,348,374,402,
 431,461,492,523,556,588,623,658,695,733,771,810,
 851,893,936,980,1025,1071,1118,1164,1213,1263,
 1313,1365,1417]

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Last modified April 23 19:56 EDT 2024. Contains 371916 sequences. (Running on oeis4.)