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A033709 as a simple table

na(n)
115
236
357
481
5102
6124
7148
8172
9194
10218
11239
12261
13285
14309
15331
16356
17377
18399
19423
20448
21471
22495
23516
24538
25563
26587
27609
28634
29655
30677
31701
32725
33747
34771
35792
36815
37839
38864
39887
40912
41933
42955
43979
441005
451028
461052
471073
481095

[15,36,57,81,102,124,148,172,194,218,239,261,285,
 309,331,356,377,399,423,448,471,495,516,538,563,
 587,609,634,655,677,701,725,747,771,792,815,839,
 864,887,912,933,955,979,1005,1028,1052,1073,1095]