A024833 - cp's OEIS frontend

A024833 a(n) = least m such that if r and s in {1/1, 1/2, 1/3, ..., 1/n} satisfy r < s, then r < k/m < (k+1)/m < s for some integer k.

n	a(n)
2	5
3	11
4	19
5	29
6	41
7	61
8	79
9	106
10	129
11	163
12	191
13	232
14	265
15	313
16	365
17	407
18	466
19	529
20	579
21	649
22	723
23	781
24	862
25	947
26	1013
27	1105
28	1201
29	1301
30	1379
31	1486
32	1597
33	1712
34	1801
35	1923
36	2049
37	2179
38	2279
39	2416
40	2557
41	2702
42	2813
43	2965
44	3121
45	3281
46	3445
47	3571
48	3742
49	3917
50	4096

[5, 11, 19, 29, 41, 61, 79, 106, 129, 163, 191, 232, 265, 313, 365, 407, 466, 529, 579, 649, 723, 781, 862, 947, 1013, 1105, 1201, 1301, 1379, 1486, 1597, 1712, 1801, 1923, 2049, 2179, 2279, 2416, 2557, 2702, 2813, 2965, 3121, 3281, 3445, 3571, 3742, 3917, 4096]

cp's OEIS Frontend

A024833 a(n) = least m such that if r and s in {1/1, 1/2, 1/3, ..., 1/n} satisfy r < s, then r < k/m < (k+1)/m < s for some integer k.

Table of values

List of values