A027384 - OEIS

A027384 as a simple table

n	a(n)
0	1
1	2
2	4
3	7
4	10
5	15
6	19
7	26
8	31
9	37
10	43
11	54
12	60
13	73
14	81
15	90
16	98
17	115
18	124
19	143
20	153
21	165
22	177
23	200
24	210
25	226
26	240
27	255
28	268
29	297
30	309
31	340
32	355
33	373
34	391
35	411
36	424
37	461
38	481
39	502
40	518
41	559
42	576
43	619
44	639
45	660
46	684
47	731
48	748
49	779
50	801
51	828
52	851
53	904
54	926
55	957
56	979
57	1009
58	1039

[1,2,4,7,10,15,19,26,31,37,43,54,60,73,81,90,98, 115,124,143,153,165,177,200,210,226,240,255,268, 297,309,340,355,373,391,411,424,461,481,502,518, 559,576,619,639,660,684,731,748,779,801,828,851, 904,926,957,979,1009,1039]