A380654 - cp's OEIS frontend

A380654 Number of positive integers less than or equal to n that have the same sum of distinct prime factors as n.

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

[1, 1, 1, 2, 1, 2, 1, 3, 2, 2, 1, 3, 1, 1, 1, 4, 1, 4, 1, 3, 1, 2, 1, 5, 6, 1, 3, 2, 1, 2, 1, 5, 1, 2, 1, 7, 1, 1, 1, 4, 1, 2, 1, 3, 2, 1, 1, 8, 5, 6, 1, 2, 1, 9, 2, 3, 1, 2, 1, 3, 1, 1, 4, 6, 1, 3, 1, 3, 1, 2, 1, 10, 1, 1, 3, 2, 2, 3, 1, 7, 4, 2, 1, 3, 2, 1, 1, 4, 1, 5, 2, 2, 1, 1, 1, 11, 1, 4, 3, 8]

cp's OEIS Frontend

A380654 Number of positive integers less than or equal to n that have the same sum of distinct prime factors as n.

Table of values

List of values

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

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

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