A336099 - cp's OEIS frontend

A336099 Number of solutions of the equation k = n*sopf(k) in positive integers where sopf(k) is the sum of distinct prime factors of k.

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

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

cp's OEIS Frontend

A336099 Number of solutions of the equation k = n*sopf(k) in positive integers where sopf(k) is the sum of distinct prime factors of k.

Table of values

List of values

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

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

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