A381747 - cp's OEIS frontend

A381747 a(n) is the number of solutions to tau(x) + tau(n-x) = tau(n) where 1 <= x <= floor(n/2).

n	a(n)
1	0
2	1
3	0
4	1
5	0
6	1
7	0
8	1
9	0
10	3
11	0
12	1
13	0
14	2
15	1
16	2
17	0
18	2
19	0
20	1
21	1
22	3
23	0
24	1
25	0
26	4
27	0
28	3
29	0
30	3
31	0
32	3
33	1
34	4
35	0
36	1
37	0
38	2
39	1
40	2
41	0
42	3
43	0
44	5
45	6
46	4
47	0
48	0
49	0
50	5
51	0
52	5
53	0
54	5
55	1
56	4
57	0
58	4
59	0
60	2
61	0
62	3
63	6
64	4
65	0
66	5
67	0
68	8
69	1
70	5
71	0
72	3
73	0
74	5
75	8
76	8
77	0
78	5
79	0
80	3
81	0
82	5
83	0
84	3
85	1
86	5
87	0
88	6

[0, 1, 0, 1, 0, 1, 0, 1, 0, 3, 0, 1, 0, 2, 1, 2, 0, 2, 0, 1, 1, 3, 0, 1, 0, 4, 0, 3, 0, 3, 0, 3, 1, 4, 0, 1, 0, 2, 1, 2, 0, 3, 0, 5, 6, 4, 0, 0, 0, 5, 0, 5, 0, 5, 1, 4, 0, 4, 0, 2, 0, 3, 6, 4, 0, 5, 0, 8, 1, 5, 0, 3, 0, 5, 8, 8, 0, 5, 0, 3, 0, 5, 0, 3, 1, 5, 0, 6]

cp's OEIS Frontend

A381747 a(n) is the number of solutions to tau(x) + tau(n-x) = tau(n) where 1 <= x <= floor(n/2).

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	1
5	0
6	1
7	0
8	1
9	0
10	3
11	0
12	1
13	0
14	2
15	1
16	2
17	0
18	2
19	0
20	1
21	1
22	3
23	0
24	1
25	0
26	4
27	0
28	3
29	0
30	3
31	0
32	3
33	1
34	4
35	0
36	1
37	0
38	2
39	1
40	2
41	0
42	3
43	0
44	5
45	6
46	4
47	0
48	0
49	0
50	5
51	0
52	5
53	0
54	5
55	1
56	4
57	0
58	4
59	0
60	2
61	0
62	3
63	6
64	4
65	0
66	5
67	0
68	8
69	1
70	5
71	0
72	3
73	0
74	5
75	8
76	8
77	0
78	5
79	0
80	3
81	0
82	5
83	0
84	3
85	1
86	5
87	0
88	6

n	a(n)
1	0
2	1
3	0
4	1
5	0
6	1
7	0
8	1
9	0
10	3
11	0
12	1
13	0
14	2
15	1
16	2
17	0
18	2
19	0
20	1
21	1
22	3
23	0
24	1
25	0
26	4
27	0
28	3
29	0
30	3
31	0
32	3
33	1
34	4
35	0
36	1
37	0
38	2
39	1
40	2
41	0
42	3
43	0
44	5
45	6
46	4
47	0
48	0
49	0
50	5
51	0
52	5
53	0
54	5
55	1
56	4
57	0
58	4
59	0
60	2
61	0
62	3
63	6
64	4
65	0
66	5
67	0
68	8
69	1
70	5
71	0
72	3
73	0
74	5
75	8
76	8
77	0
78	5
79	0
80	3
81	0
82	5
83	0
84	3
85	1
86	5
87	0
88	6

n	a(n)
1	0
2	1
3	0
4	1
5	0
6	1
7	0
8	1
9	0
10	3
11	0
12	1
13	0
14	2
15	1
16	2
17	0
18	2
19	0
20	1
21	1
22	3
23	0
24	1
25	0
26	4
27	0
28	3
29	0
30	3
31	0
32	3
33	1
34	4
35	0
36	1
37	0
38	2
39	1
40	2
41	0
42	3
43	0
44	5
45	6
46	4
47	0
48	0
49	0
50	5
51	0
52	5
53	0
54	5
55	1
56	4
57	0
58	4
59	0
60	2
61	0
62	3
63	6
64	4
65	0
66	5
67	0
68	8
69	1
70	5
71	0
72	3
73	0
74	5
75	8
76	8
77	0
78	5
79	0
80	3
81	0
82	5
83	0
84	3
85	1
86	5
87	0
88	6