A228518 - cp's OEIS frontend

A228518 a(n) is the least r > 1 for which the interval (rn, r(n+1)) contains no terms of A050376 or a(n) = 0 if no such r exists.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	2
8	4
9	0
10	2
11	3
12	0
13	2
14	0
15	6
16	2
17	2
18	3
19	2
20	7
21	3
22	2
23	4
24	0
25	2
26	7
27	2
28	2
29	4
30	3
31	2
32	2
33	4
34	2
35	4
36	4
37	2
38	2
39	3
40	5
41	3
42	2
43	2
44	3
45	2
46	2
47	2
48	3
49	2
50	4
51	3
52	2
53	3
54	4
55	2
56	0
57	2
58	2
59	2
60	5
61	2
62	2
63	4
64	2
65	5
66	2
67	2
68	3
69	3
70	2
71	2
72	2
73	2
74	4
75	4
76	2
77	2
78	3
79	2
80	2
81	3
82	2
83	4
84	3
85	2
86	3
87	2

[0, 0, 0, 0, 0, 0, 2, 4, 0, 2, 3, 0, 2, 0, 6, 2, 2, 3, 2, 7, 3, 2, 4, 0, 2, 7, 2, 2, 4, 3, 2, 2, 4, 2, 4, 4, 2, 2, 3, 5, 3, 2, 2, 3, 2, 2, 2, 3, 2, 4, 3, 2, 3, 4, 2, 0, 2, 2, 2, 5, 2, 2, 4, 2, 5, 2, 2, 3, 3, 2, 2, 2, 2, 4, 4, 2, 2, 3, 2, 2, 3, 2, 4, 3, 2, 3, 2]

cp's OEIS Frontend

A228518 a(n) is the least r > 1 for which the interval (rn, r(n+1)) contains no terms of A050376 or a(n) = 0 if no such r exists.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	2
8	4
9	0
10	2
11	3
12	0
13	2
14	0
15	6
16	2
17	2
18	3
19	2
20	7
21	3
22	2
23	4
24	0
25	2
26	7
27	2
28	2
29	4
30	3
31	2
32	2
33	4
34	2
35	4
36	4
37	2
38	2
39	3
40	5
41	3
42	2
43	2
44	3
45	2
46	2
47	2
48	3
49	2
50	4
51	3
52	2
53	3
54	4
55	2
56	0
57	2
58	2
59	2
60	5
61	2
62	2
63	4
64	2
65	5
66	2
67	2
68	3
69	3
70	2
71	2
72	2
73	2
74	4
75	4
76	2
77	2
78	3
79	2
80	2
81	3
82	2
83	4
84	3
85	2
86	3
87	2

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	2
8	4
9	0
10	2
11	3
12	0
13	2
14	0
15	6
16	2
17	2
18	3
19	2
20	7
21	3
22	2
23	4
24	0
25	2
26	7
27	2
28	2
29	4
30	3
31	2
32	2
33	4
34	2
35	4
36	4
37	2
38	2
39	3
40	5
41	3
42	2
43	2
44	3
45	2
46	2
47	2
48	3
49	2
50	4
51	3
52	2
53	3
54	4
55	2
56	0
57	2
58	2
59	2
60	5
61	2
62	2
63	4
64	2
65	5
66	2
67	2
68	3
69	3
70	2
71	2
72	2
73	2
74	4
75	4
76	2
77	2
78	3
79	2
80	2
81	3
82	2
83	4
84	3
85	2
86	3
87	2

cp's OEIS Frontend

A228518 a(n) is the least r > 1 for which the interval (r*n, r*(n+1)) contains no terms of A050376 or a(n) = 0 if no such r exists.

Table of values

List of values

A228518 a(n) is the least r > 1 for which the interval (rn, r(n+1)) contains no terms of A050376 or a(n) = 0 if no such r exists.

n	a(n)
1	0
2	0
3	0
4	0
5	0
6	0
7	2
8	4
9	0
10	2
11	3
12	0
13	2
14	0
15	6
16	2
17	2
18	3
19	2
20	7
21	3
22	2
23	4
24	0
25	2
26	7
27	2
28	2
29	4
30	3
31	2
32	2
33	4
34	2
35	4
36	4
37	2
38	2
39	3
40	5
41	3
42	2
43	2
44	3
45	2
46	2
47	2
48	3
49	2
50	4
51	3
52	2
53	3
54	4
55	2
56	0
57	2
58	2
59	2
60	5
61	2
62	2
63	4
64	2
65	5
66	2
67	2
68	3
69	3
70	2
71	2
72	2
73	2
74	4
75	4
76	2
77	2
78	3
79	2
80	2
81	3
82	2
83	4
84	3
85	2
86	3
87	2