A130898 - OEIS

A130898 as a simple table

n	a(n)
1	1
2	2
3	3
4	5
5	6
6	10
7	12
8	18
9	22
10	30
11	37
12	50
13	59
14	78
15	93
16	118
17	140
18	176
19	206
20	255
21	297
22	362
23	421
24	507
25	585
26	699
27	803
28	949
29	1088
30	1276
31	1455
32	1696
33	1927
34	2230
35	2527
36	2909
37	3284
38	3761
39	4233
40	4825
41	5416
42	6146
43	6879
44	7778
45	8682
46	9778
47	10892
48	12226
49	13582
50	15200

[1,2,3,5,6,10,12,18,22,30,37,50,59,78,93,118,140, 176,206,255,297,362,421,507,585,699,803,949,1088, 1276,1455,1696,1927,2230,2527,2909,3284,3761,4233, 4825,5416,6146,6879,7778,8682,9778,10892,12226, 13582,15200]