A022953 - OEIS

A022953 as a simple table

n	a(n)
1	1
2	7
3	12
4	18
5	26
6	35
7	45
8	56
9	69
10	83
11	98
12	114
13	131
14	150
15	170
16	191
17	213
18	236
19	260
20	285
21	312
22	340
23	369
24	399
25	430
26	462
27	495
28	529
29	565
30	602
31	640
32	679
33	719
34	760
35	802
36	845
37	889
38	935
39	982
40	1030
41	1079
42	1129
43	1180
44	1232
45	1285
46	1339
47	1394
48	1451
49	1509
50	1568

[1,7,12,18,26,35,45,56,69,83,98,114,131,150,170, 191,213,236,260,285,312,340,369,399,430,462,495, 529,565,602,640,679,719,760,802,845,889,935,982, 1030,1079,1129,1180,1232,1285,1339,1394,1451,1509, 1568]