A112954 - cp's OEIS frontend

A112954 Number of numbers m such that phi(m) = n*tau(m), with phi=A000010 and tau=A000005.

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

[7, 9, 10, 9, 7, 17, 4, 17, 14, 15, 7, 19, 2, 16, 20, 21, 0, 29, 0, 29, 9, 13, 7, 32, 7, 11, 23, 21, 7, 39, 0, 19, 17, 4, 11, 44, 2, 0, 11, 41, 7, 24, 2, 19, 30, 11, 0, 55, 4, 23, 7, 21, 7, 46, 9, 27, 4, 11, 0, 61, 0, 0, 27, 29, 9, 30, 2, 10, 19, 31, 0, 57, 2, 9, 27, 4, 4, 30, 2, 50, 29, 9]

cp's OEIS Frontend

A112954 Number of numbers m such that phi(m) = n*tau(m), with phi=A000010 and tau=A000005.

Table of values

List of values

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

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

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