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A130910 as a simple table

n a(n)
0 0
1 1
2 3
3 6
4 10
5 15
6 21
7 28
8 36
9 45
10 55
11 66
12 78
13 91
14 105
15 120
16 120
17 121
18 123
19 126
20 130
21 135
22 141
23 148
24 156
25 165
26 175
27 186
28 198
29 211
30 225
31 240
32 240
33 241
34 243
35 246
36 250
37 255
38 261
39 268
40 276
41 285
42 295
43 306
44 318
45 331
46 345
47 360
48 360
49 361
50 363
51 366
52 370
53 375
54 381
55 388

[0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,120,
 120,121,123,126,130,135,141,148,156,165,175,186,
 198,211,225,240,240,241,243,246,250,255,261,268,
 276,285,295,306,318,331,345,360,360,361,363,366,
 370,375,381,388]

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Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)