A130077 - OEIS

A130077 as a simple table

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

[0,2,1,3,4,6,5,6,7,9,8,11,13,14,12,16,15,17,16,18, 19,21,20,21,22,24,23,27,27,30,27,29,31,33,32,34, 35,37,36,37,38,40,39,42,44,45,43,50,46,48,47,49, 50,52,51,52,53,55,54,59,58,62,58,60,63,65,64,66, 67,69,68,69,70]

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

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

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