A272058 - OEIS

A272058 as a simple table

n	a(n)
0	0
1	0
2	1
3	3
4	6
5	10
6	14
7	20
8	25
9	33
10	39
11	49
12	56
13	68
14	76
15	90
16	99
17	115
18	125
19	143
20	154
21	174
22	186
23	208
24	221
25	245
26	259
27	285
28	300
29	328
30	344
31	374
32	391
33	423
34	441
35	475
36	494
37	530
38	550
39	588
40	609
41	649
42	671
43	713
44	736
45	780
46	804
47	850
48	875
49	923
50	949
51	999
52	1026
53	1078
54	1106

[0,0,1,3,6,10,14,20,25,33,39,49,56,68,76,90,99, 115,125,143,154,174,186,208,221,245,259,285,300, 328,344,374,391,423,441,475,494,530,550,588,609, 649,671,713,736,780,804,850,875,923,949,999,1026, 1078,1106]