A007183 - OEIS

A007183 as a simple table

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	6
8	8
9	10
10	12
11	15
12	16
13	19
14	22
15	25
16	27
17	30
18	32
19	35
20	37
21	40
22	42
23	45
24	48
25	51
26	54
27	57
28	60
29	63
30	66
31	69
32	72
33	75
34	78
35	81
36	84
37	87
38	90
39	93
40	96
41	99
42	102
43	105
44	108
45	111
46	114
47	117
48	120
49	123
50	126
51	129
52	132
53	135
54	138
55	141
56	144
57	147
58	150
59	153
60	156
61	159
62	162

[0,0,0,1,2,3,4,6,8,10,12,15,16,19,22,25,27,30,32, 35,37,40,42,45,48,51,54,57,60,63,66,69,72,75,78, 81,84,87,90,93,96,99,102,105,108,111,114,117,120, 123,126,129,132,135,138,141,144,147,150,153,156, 159,162]

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	6
8	8
9	10
10	12
11	15
12	16
13	19
14	22
15	25
16	27
17	30
18	32
19	35
20	37
21	40
22	42
23	45
24	48
25	51
26	54
27	57
28	60
29	63
30	66
31	69
32	72
33	75
34	78
35	81
36	84
37	87
38	90
39	93
40	96
41	99
42	102
43	105
44	108
45	111
46	114
47	117
48	120
49	123
50	126
51	129
52	132
53	135
54	138
55	141
56	144
57	147
58	150
59	153
60	156
61	159
62	162

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	6
8	8
9	10
10	12
11	15
12	16
13	19
14	22
15	25
16	27
17	30
18	32
19	35
20	37
21	40
22	42
23	45
24	48
25	51
26	54
27	57
28	60
29	63
30	66
31	69
32	72
33	75
34	78
35	81
36	84
37	87
38	90
39	93
40	96
41	99
42	102
43	105
44	108
45	111
46	114
47	117
48	120
49	123
50	126
51	129
52	132
53	135
54	138
55	141
56	144
57	147
58	150
59	153
60	156
61	159
62	162

n	a(n)
0	0
1	0
2	0
3	1
4	2
5	3
6	4
7	6
8	8
9	10
10	12
11	15
12	16
13	19
14	22
15	25
16	27
17	30
18	32
19	35
20	37
21	40
22	42
23	45
24	48
25	51
26	54
27	57
28	60
29	63
30	66
31	69
32	72
33	75
34	78
35	81
36	84
37	87
38	90
39	93
40	96
41	99
42	102
43	105
44	108
45	111
46	114
47	117
48	120
49	123
50	126
51	129
52	132
53	135
54	138
55	141
56	144
57	147
58	150
59	153
60	156
61	159
62	162