A380653 - cp's OEIS frontend

A380653 Number of positive integers less than or equal to n that have the same sum of prime factors (with repetition) as n.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	2
10	2
11	1
12	3
13	1
14	1
15	1
16	2
17	1
18	3
19	1
20	2
21	1
22	2
23	1
24	3
25	2
26	1
27	4
28	2
29	1
30	3
31	1
32	4
33	1
34	2
35	1
36	5
37	1
38	1
39	1
40	3
41	1
42	2
43	1
44	2
45	4
46	1
47	1
48	5
49	2
50	3
51	1
52	2
53	1
54	6
55	2
56	3
57	1
58	2
59	1
60	4
61	1
62	1
63	4
64	5
65	1
66	3
67	1
68	2
69	1
70	3
71	1
72	6
73	1
74	1
75	5
76	2
77	2
78	3
79	1
80	6
81	7
82	2
83	1
84	4
85	2
86	1
87	1
88	3
89	1
90	7
91	2
92	1
93	1
94	1
95	1
96	8
97	1
98	4
99	4
100	5

[1, 1, 1, 1, 1, 2, 1, 1, 2, 2, 1, 3, 1, 1, 1, 2, 1, 3, 1, 2, 1, 2, 1, 3, 2, 1, 4, 2, 1, 3, 1, 4, 1, 2, 1, 5, 1, 1, 1, 3, 1, 2, 1, 2, 4, 1, 1, 5, 2, 3, 1, 2, 1, 6, 2, 3, 1, 2, 1, 4, 1, 1, 4, 5, 1, 3, 1, 2, 1, 3, 1, 6, 1, 1, 5, 2, 2, 3, 1, 6, 7, 2, 1, 4, 2, 1, 1, 3, 1, 7, 2, 1, 1, 1, 1, 8, 1, 4, 4, 5]

cp's OEIS Frontend

A380653 Number of positive integers less than or equal to n that have the same sum of prime factors (with repetition) as n.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	2
10	2
11	1
12	3
13	1
14	1
15	1
16	2
17	1
18	3
19	1
20	2
21	1
22	2
23	1
24	3
25	2
26	1
27	4
28	2
29	1
30	3
31	1
32	4
33	1
34	2
35	1
36	5
37	1
38	1
39	1
40	3
41	1
42	2
43	1
44	2
45	4
46	1
47	1
48	5
49	2
50	3
51	1
52	2
53	1
54	6
55	2
56	3
57	1
58	2
59	1
60	4
61	1
62	1
63	4
64	5
65	1
66	3
67	1
68	2
69	1
70	3
71	1
72	6
73	1
74	1
75	5
76	2
77	2
78	3
79	1
80	6
81	7
82	2
83	1
84	4
85	2
86	1
87	1
88	3
89	1
90	7
91	2
92	1
93	1
94	1
95	1
96	8
97	1
98	4
99	4
100	5

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	2
10	2
11	1
12	3
13	1
14	1
15	1
16	2
17	1
18	3
19	1
20	2
21	1
22	2
23	1
24	3
25	2
26	1
27	4
28	2
29	1
30	3
31	1
32	4
33	1
34	2
35	1
36	5
37	1
38	1
39	1
40	3
41	1
42	2
43	1
44	2
45	4
46	1
47	1
48	5
49	2
50	3
51	1
52	2
53	1
54	6
55	2
56	3
57	1
58	2
59	1
60	4
61	1
62	1
63	4
64	5
65	1
66	3
67	1
68	2
69	1
70	3
71	1
72	6
73	1
74	1
75	5
76	2
77	2
78	3
79	1
80	6
81	7
82	2
83	1
84	4
85	2
86	1
87	1
88	3
89	1
90	7
91	2
92	1
93	1
94	1
95	1
96	8
97	1
98	4
99	4
100	5

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	2
7	1
8	1
9	2
10	2
11	1
12	3
13	1
14	1
15	1
16	2
17	1
18	3
19	1
20	2
21	1
22	2
23	1
24	3
25	2
26	1
27	4
28	2
29	1
30	3
31	1
32	4
33	1
34	2
35	1
36	5
37	1
38	1
39	1
40	3
41	1
42	2
43	1
44	2
45	4
46	1
47	1
48	5
49	2
50	3
51	1
52	2
53	1
54	6
55	2
56	3
57	1
58	2
59	1
60	4
61	1
62	1
63	4
64	5
65	1
66	3
67	1
68	2
69	1
70	3
71	1
72	6
73	1
74	1
75	5
76	2
77	2
78	3
79	1
80	6
81	7
82	2
83	1
84	4
85	2
86	1
87	1
88	3
89	1
90	7
91	2
92	1
93	1
94	1
95	1
96	8
97	1
98	4
99	4
100	5