A111244 - OEIS

A111244 as a simple table

n	a(n)
1	1
2	3
3	7
4	10
5	17
6	22
7	31
8	37
9	45
10	56
11	69
12	79
13	91
14	106
15	123
16	137
17	153
18	172
19	193
20	211
21	231
22	254
23	279
24	301
25	325
26	352
27	381
28	407
29	435
30	466
31	499
32	529
33	561
34	596
35	633
36	667
37	703
38	742
39	783
40	821
41	861
42	904
43	949
44	991
45	1035
46	1082
47	1131
48	1177
49	1225
50	1276
51	1329
52	1379
53	1431
54	1486
55	1543

[1,3,7,10,17,22,31,37,45,56,69,79,91,106,123,137, 153,172,193,211,231,254,279,301,325,352,381,407, 435,466,499,529,561,596,633,667,703,742,783,821, 861,904,949,991,1035,1082,1131,1177,1225,1276, 1329,1379,1431,1486,1543]