A224994 - cp's OEIS frontend

A224994 Least odd number d such that the Collatz (3x+1) iteration of d has the following property: if the length of the iteration is b and the maximum value occurs at c, the ratio c/b is 1/n.

n	a(n)
1	1
2	3
3	5
4	21
5	13
6	53
7	67
8	141
9	93
10	61
11	37
12	149
13	101
14	65
15	261
16	173
17	693
18	461
19	305
20	209
21	813
22	541
23	2165
24	1445
25	961
26	657
27	2315
28	1709
29	1169
30	4557
31	3037
32	2021
33	3659
34	5389
35	3589
36	2413
37	5123
38	2291
39	4253
40	2755
41	7235
42	7557
43	5037
44	3357
45	10123
46	8949
47	5965
48	3973
49	15893

[1, 3, 5, 21, 13, 53, 67, 141, 93, 61, 37, 149, 101, 65, 261, 173, 693, 461, 305, 209, 813, 541, 2165, 1445, 961, 657, 2315, 1709, 1169, 4557, 3037, 2021, 3659, 5389, 3589, 2413, 5123, 2291, 4253, 2755, 7235, 7557, 5037, 3357, 10123, 8949, 5965, 3973, 15893]

cp's OEIS Frontend

A224994 Least odd number d such that the Collatz (3x+1) iteration of d has the following property: if the length of the iteration is b and the maximum value occurs at c, the ratio c/b is 1/n.

Table of values

List of values