A064514 - OEIS

A064514 as a simple table

n	a(n)
1	0
2	1
3	2
4	2
5	3
6	4
7	3
8	4
9	5
10	4
11	6
12	5
13	6
14	5
15	7
16	6
17	8
18	7
19	6
20	8
21	7
22	9
23	8
24	10
25	7
26	9
27	8
28	10
29	9
30	11
31	8
32	10
33	12
34	9
35	11
36	10
37	12
38	9
39	11
40	13
41	10
42	12
43	14
44	11
45	13
46	10
47	12
48	14
49	11
50	13
51	15
52	12
53	14
54	11
55	16
56	13
57	15
58	12
59	14
60	16
61	13
62	15
63	12
64	17
65	14
66	16
67	13
68	18
69	15
70	17
71	14
72	16
73	13
74	18
75	15
76	17
77	14
78	19
79	16

[0,1,2,2,3,4,3,4,5,4,6,5,6,5,7,6,8,7,6,8,7,9,8,10, 7,9,8,10,9,11,8,10,12,9,11,10,12,9,11,13,10,12,14, 11,13,10,12,14,11,13,15,12,14,11,16,13,15,12,14, 16,13,15,12,17,14,16,13,18,15,17,14,16,13,18,15, 17,14,19,16]

n	a(n)
1	0
2	1
3	2
4	2
5	3
6	4
7	3
8	4
9	5
10	4
11	6
12	5
13	6
14	5
15	7
16	6
17	8
18	7
19	6
20	8
21	7
22	9
23	8
24	10
25	7
26	9
27	8
28	10
29	9
30	11
31	8
32	10
33	12
34	9
35	11
36	10
37	12
38	9
39	11
40	13
41	10
42	12
43	14
44	11
45	13
46	10
47	12
48	14
49	11
50	13
51	15
52	12
53	14
54	11
55	16
56	13
57	15
58	12
59	14
60	16
61	13
62	15
63	12
64	17
65	14
66	16
67	13
68	18
69	15
70	17
71	14
72	16
73	13
74	18
75	15
76	17
77	14
78	19
79	16

n	a(n)
1	0
2	1
3	2
4	2
5	3
6	4
7	3
8	4
9	5
10	4
11	6
12	5
13	6
14	5
15	7
16	6
17	8
18	7
19	6
20	8
21	7
22	9
23	8
24	10
25	7
26	9
27	8
28	10
29	9
30	11
31	8
32	10
33	12
34	9
35	11
36	10
37	12
38	9
39	11
40	13
41	10
42	12
43	14
44	11
45	13
46	10
47	12
48	14
49	11
50	13
51	15
52	12
53	14
54	11
55	16
56	13
57	15
58	12
59	14
60	16
61	13
62	15
63	12
64	17
65	14
66	16
67	13
68	18
69	15
70	17
71	14
72	16
73	13
74	18
75	15
76	17
77	14
78	19
79	16

n	a(n)
1	0
2	1
3	2
4	2
5	3
6	4
7	3
8	4
9	5
10	4
11	6
12	5
13	6
14	5
15	7
16	6
17	8
18	7
19	6
20	8
21	7
22	9
23	8
24	10
25	7
26	9
27	8
28	10
29	9
30	11
31	8
32	10
33	12
34	9
35	11
36	10
37	12
38	9
39	11
40	13
41	10
42	12
43	14
44	11
45	13
46	10
47	12
48	14
49	11
50	13
51	15
52	12
53	14
54	11
55	16
56	13
57	15
58	12
59	14
60	16
61	13
62	15
63	12
64	17
65	14
66	16
67	13
68	18
69	15
70	17
71	14
72	16
73	13
74	18
75	15
76	17
77	14
78	19
79	16