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A004116 as a simple table

n a(n)
1 1
2 3
3 6
4 9
5 13
6 17
7 22
8 27
9 33
10 39
11 46
12 53
13 61
14 69
15 78
16 87
17 97
18 107
19 118
20 129
21 141
22 153
23 166
24 179
25 193
26 207
27 222
28 237
29 253
30 269
31 286
32 303
33 321
34 339
35 358
36 377
37 397
38 417
39 438
40 459

[1,3,6,9,13,17,22,27,33,39,46,53,61,69,78,87,97,
 107,118,129,141,153,166,179,193,207,222,237,253,
 269,286,303,321,339,358,377,397,417,438,459]

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Last modified November 20 10:09 EST 2019. Contains 329334 sequences. (Running on oeis4.)