A307018 - OEIS

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A307018 as a simple table

n	a(n)
0	0
1	0
2	0
3	1
4	0
5	1
6	2
7	1
8	2
9	4
10	2
11	4
12	6
13	4
14	6
15	9
16	6
17	9
18	12
19	9
20	12
21	16
22	12
23	16
24	20
25	16
26	20
27	25
28	20
29	25
30	30
31	25
32	30
33	36
34	30
35	36
36	42
37	36
38	42
39	49
40	42
41	49
42	56
43	49
44	56
45	64
46	56
47	64
48	72
49	64
50	72
51	81
52	72
53	81
54	90
55	81
56	90
57	100
58	90
59	100
60	110
61	100
62	110
63	121
64	110
65	121
66	132

[0,0,0,1,0,1,2,1,2,4,2,4,6,4,6,9,6,9,12,9,12,16, 12,16,20,16,20,25,20,25,30,25,30,36,30,36,42,36, 42,49,42,49,56,49,56,64,56,64,72,64,72,81,72,81, 90,81,90,100,90,100,110,100,110,121,110,121,132]

n	a(n)
0	0
1	0
2	0
3	1
4	0
5	1
6	2
7	1
8	2
9	4
10	2
11	4
12	6
13	4
14	6
15	9
16	6
17	9
18	12
19	9
20	12
21	16
22	12
23	16
24	20
25	16
26	20
27	25
28	20
29	25
30	30
31	25
32	30
33	36
34	30
35	36
36	42
37	36
38	42
39	49
40	42
41	49
42	56
43	49
44	56
45	64
46	56
47	64
48	72
49	64
50	72
51	81
52	72
53	81
54	90
55	81
56	90
57	100
58	90
59	100
60	110
61	100
62	110
63	121
64	110
65	121
66	132

n	a(n)
0	0
1	0
2	0
3	1
4	0
5	1
6	2
7	1
8	2
9	4
10	2
11	4
12	6
13	4
14	6
15	9
16	6
17	9
18	12
19	9
20	12
21	16
22	12
23	16
24	20
25	16
26	20
27	25
28	20
29	25
30	30
31	25
32	30
33	36
34	30
35	36
36	42
37	36
38	42
39	49
40	42
41	49
42	56
43	49
44	56
45	64
46	56
47	64
48	72
49	64
50	72
51	81
52	72
53	81
54	90
55	81
56	90
57	100
58	90
59	100
60	110
61	100
62	110
63	121
64	110
65	121
66	132

n	a(n)
0	0
1	0
2	0
3	1
4	0
5	1
6	2
7	1
8	2
9	4
10	2
11	4
12	6
13	4
14	6
15	9
16	6
17	9
18	12
19	9
20	12
21	16
22	12
23	16
24	20
25	16
26	20
27	25
28	20
29	25
30	30
31	25
32	30
33	36
34	30
35	36
36	42
37	36
38	42
39	49
40	42
41	49
42	56
43	49
44	56
45	64
46	56
47	64
48	72
49	64
50	72
51	81
52	72
53	81
54	90
55	81
56	90
57	100
58	90
59	100
60	110
61	100
62	110
63	121
64	110
65	121
66	132