A178139 - cp's OEIS frontend

A178139 Distance between n and the next number with the same number of prime factors (counted with multiplicity).

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

[1, 2, 2, 2, 3, 4, 4, 1, 4, 2, 6, 4, 1, 6, 8, 2, 2, 4, 7, 1, 3, 6, 12, 1, 7, 1, 2, 2, 12, 6, 16, 1, 1, 3, 4, 4, 1, 7, 14, 2, 2, 4, 1, 5, 3, 6, 24, 2, 2, 4, 11, 6, 2, 2, 4, 1, 4, 2, 21, 6, 3, 3, 32, 4, 2, 4, 2, 5, 5, 2, 8, 6, 3, 1, 2, 5, 14, 4, 28]

cp's OEIS Frontend

A178139 Distance between n and the next number with the same number of prime factors (counted with multiplicity).

Table of values

List of values

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

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

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