A039871 - OEIS

A039871 as a simple table

n	a(n)
1	1
2	1
3	2
4	4
5	5
6	9
7	11
8	16
9	24
10	31
11	43
12	60
13	77
14	104
15	136
16	179
17	230
18	298
19	381
20	489
21	619
22	784
23	980
24	1235
25	1543
26	1915
27	2374
28	2931
29	3603
30	4446
31	5421
32	6625
33	8058
34	9784
35	11873
36	14342
37	17277
38	20790
39	24948
40	29946
41	35768
42	42698
43	50842
44	60469
45	71846

[1,1,2,4,5,9,11,16,24,31,43,60,77,104,136,179,230, 298,381,489,619,784,980,1235,1543,1915,2374,2931, 3603,4446,5421,6625,8058,9784,11873,14342,17277, 20790,24948,29946,35768,42698,50842,60469,71846]