A007389 - OEIS

A007389 as a simple table

n	a(n)
1	0
2	2
3	3
4	2
5	5
6	2
7	7
8	2
9	9
10	2
11	11
12	2
13	13
14	2
15	15
16	2
17	17
18	11
19	19
20	22
21	21
22	35
23	23
24	50
25	25
26	67
27	36
28	86
29	58
30	107
31	93
32	130
33	143
34	155
35	210
36	191
37	296
38	249
39	403
40	342
41	533
42	485
43	688
44	695
45	879
46	991
47	1128
48	1394
49	1470
50	1927
51	1955
52	2615
53	2650
54	3494
55	3641
56	4622
57	5035
58	6092
59	6962
60	8047

[0,2,3,2,5,2,7,2,9,2,11,2,13,2,15,2,17,11,19,22, 21,35,23,50,25,67,36,86,58,107,93,130,143,155,210, 191,296,249,403,342,533,485,688,695,879,991,1128, 1394,1470,1927,1955,2615,2650,3494,3641,4622,5035, 6092,6962,8047]

[0,2,3,2,5,2,7,2,9,2,11,2,13,2,15,2,17,11,19,22,
 21,35,23,50,25,67,36,86,58,107,93,130,143,155,210,
 191,296,249,403,342,533,485,688,695,879,991,1128,
 1394,1470,1927,1955,2615,2650,3494,3641,4622,5035,
 6092,6962,8047]