A008472 - OEIS

A008472 as a simple table

n	a(n)
1	0
2	2
3	3
4	2
5	5
6	5
7	7
8	2
9	3
10	7
11	11
12	5
13	13
14	9
15	8
16	2
17	17
18	5
19	19
20	7
21	10
22	13
23	23
24	5
25	5
26	15
27	3
28	9
29	29
30	10
31	31
32	2
33	14
34	19
35	12
36	5
37	37
38	21
39	16
40	7
41	41
42	12
43	43
44	13
45	8
46	25
47	47
48	5
49	7
50	7
51	20
52	15
53	53
54	5
55	16
56	9
57	22
58	31
59	59
60	10
61	61
62	33
63	10
64	2
65	18
66	16
67	67
68	19
69	26
70	14
71	71
72	5
73	73

[0,2,3,2,5,5,7,2,3,7,11,5,13,9,8,2,17,5,19,7,10, 13,23,5,5,15,3,9,29,10,31,2,14,19,12,5,37,21,16,7, 41,12,43,13,8,25,47,5,7,7,20,15,53,5,16,9,22,31, 59,10,61,33,10,2,18,16,67,19,26,14,71,5,73]

n	a(n)
1	0
2	2
3	3
4	2
5	5
6	5
7	7
8	2
9	3
10	7
11	11
12	5
13	13
14	9
15	8
16	2
17	17
18	5
19	19
20	7
21	10
22	13
23	23
24	5
25	5
26	15
27	3
28	9
29	29
30	10
31	31
32	2
33	14
34	19
35	12
36	5
37	37
38	21
39	16
40	7
41	41
42	12
43	43
44	13
45	8
46	25
47	47
48	5
49	7
50	7
51	20
52	15
53	53
54	5
55	16
56	9
57	22
58	31
59	59
60	10
61	61
62	33
63	10
64	2
65	18
66	16
67	67
68	19
69	26
70	14
71	71
72	5
73	73

n	a(n)
1	0
2	2
3	3
4	2
5	5
6	5
7	7
8	2
9	3
10	7
11	11
12	5
13	13
14	9
15	8
16	2
17	17
18	5
19	19
20	7
21	10
22	13
23	23
24	5
25	5
26	15
27	3
28	9
29	29
30	10
31	31
32	2
33	14
34	19
35	12
36	5
37	37
38	21
39	16
40	7
41	41
42	12
43	43
44	13
45	8
46	25
47	47
48	5
49	7
50	7
51	20
52	15
53	53
54	5
55	16
56	9
57	22
58	31
59	59
60	10
61	61
62	33
63	10
64	2
65	18
66	16
67	67
68	19
69	26
70	14
71	71
72	5
73	73

n	a(n)
1	0
2	2
3	3
4	2
5	5
6	5
7	7
8	2
9	3
10	7
11	11
12	5
13	13
14	9
15	8
16	2
17	17
18	5
19	19
20	7
21	10
22	13
23	23
24	5
25	5
26	15
27	3
28	9
29	29
30	10
31	31
32	2
33	14
34	19
35	12
36	5
37	37
38	21
39	16
40	7
41	41
42	12
43	43
44	13
45	8
46	25
47	47
48	5
49	7
50	7
51	20
52	15
53	53
54	5
55	16
56	9
57	22
58	31
59	59
60	10
61	61
62	33
63	10
64	2
65	18
66	16
67	67
68	19
69	26
70	14
71	71
72	5
73	73