A394240 - OEIS

A394240 as a simple table

n	a(n)
3	15
4	23
5	38
6	51
7	73
8	91
9	120
10	143
11	179
12	207
13	250
14	283
15	333
16	371
17	428
18	471
19	535
20	583
21	654
22	707
23	785
24	843
25	928
26	991
27	1083
28	1151
29	1250
30	1323
31	1429
32	1507
33	1620
34	1703
35	1823
36	1911
37	2038
38	2131
39	2265
40	2363
41	2504
42	2607
43	2755
44	2863
45	3018
46	3131
47	3293
48	3411
49	3580
50	3703
51	3879

[15,23,38,51,73,91,120,143,179,207,250,283,333, 371,428,471,535,583,654,707,785,843,928,991,1083, 1151,1250,1323,1429,1507,1620,1703,1823,1911,2038, 2131,2265,2363,2504,2607,2755,2863,3018,3131,3293, 3411,3580,3703,3879]