A065674 - cp's OEIS frontend

A065674 Positions of the elements of the quasicyclic group Z+(2a+1)/(2^b) [a > 0 and a < 2^(b-1), b > 0] at the ]0,1[ side of the Stern-Brocot Tree (A007305/A007306).

n	a(n)
1	1
2	4
3	7
4	64
5	10
6	13
7	127
8	16384
9	67
10	79
11	46
12	49
13	112
14	124
15	32767
16	1073741824
17	2050
18	262
19	139
20	151
21	2560
22	352
23	766
24	769
25	415
26	3583
27	232
28	244
29	505
30	4093
31	2147483647
32	4611686018427387904
33	4194307
34	32776
35	16447
36	16639
37	1057
38	34816
39	571
40	583
41	310

[1, 4, 7, 64, 10, 13, 127, 16384, 67, 79, 46, 49, 112, 124, 32767, 1073741824, 2050, 262, 139, 151, 2560, 352, 766, 769, 415, 3583, 232, 244, 505, 4093, 2147483647, 4611686018427387904, 4194307, 32776, 16447, 16639, 1057, 34816, 571, 583, 310]

cp's OEIS Frontend

A065674 Positions of the elements of the quasicyclic group Z+(2a+1)/(2^b) [a > 0 and a < 2^(b-1), b > 0] at the ]0,1[ side of the Stern-Brocot Tree (A007305/A007306).

Table of values

List of values