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A109442 as a simple table

n a(n)
1 1
2 3
3 6
4 10
5 15
6 22
7 29
8 37
9 46
10 57
11 68
12 81
13 94
14 110
15 126
16 142
17 159
18 178
19 197
20 220
21 243
22 266
23 289
24 314
25 339
26 366
27 393
28 422
29 451
30 482
31 513
32 545
33 582
34 619
35 656
36 693
37 730
38 771
39 812
40 853
41 894
42 937
43 980

[1,3,6,10,15,22,29,37,46,57,68,81,94,110,126,142,
 159,178,197,220,243,266,289,314,339,366,393,422,
 451,482,513,545,582,619,656,693,730,771,812,853,
 894,937,980]

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Last modified September 6 03:51 EDT 2024. Contains 375702 sequences. (Running on oeis4.)