A340922 - cp's OEIS frontend

A340922 a(n) is the position of phi(A038568(n)^2)/phi(A038569(n)^2) in the enumeration of the rationals by A038568 and A038569, where phi is A000010.

n	a(n)
0	0
1	1
2	2
3	19
4	20
5	3
6	4
7	35
8	36
9	9
10	10
11	239
12	240
13	55
14	56
15	57
16	58
17	13
18	14
19	83
20	84
21	16
22	15
23	1059
24	1060
25	255
26	256
27	23
28	24
29	259
30	260
31	265
32	266
33	25
34	26
35	615
36	616
37	145
38	146
39	39
40	40
41	272
42	271
43	1763
44	1764
45	423
46	424
47	427
48	428
49	435
50	436
51	51
52	52
53	443
54	444
55	947
56	948
57	241
58	242

[0, 1, 2, 19, 20, 3, 4, 35, 36, 9, 10, 239, 240, 55, 56, 57, 58, 13, 14, 83, 84, 16, 15, 1059, 1060, 255, 256, 23, 24, 259, 260, 265, 266, 25, 26, 615, 616, 145, 146, 39, 40, 272, 271, 1763, 1764, 423, 424, 427, 428, 435, 436, 51, 52, 443, 444, 947, 948, 241, 242]

cp's OEIS Frontend

A340922 a(n) is the position of phi(A038568(n)^2)/phi(A038569(n)^2) in the enumeration of the rationals by A038568 and A038569, where phi is A000010.

Table of values

List of values