A022338 - cp's OEIS frontend

A022338 Index of 5^n within sequence of numbers of form 3^i*5^j.

n	a(n)
1	1
2	3
3	6
4	11
5	17
6	25
7	34
8	45
9	57
10	71
11	86
12	103
13	121
14	141
15	162
16	184
17	208
18	233
19	260
20	288
21	318
22	349
23	382
24	416
25	452
26	489
27	528
28	568
29	610
30	653
31	697
32	743
33	790
34	839
35	889
36	941
37	994
38	1049
39	1105
40	1163
41	1222
42	1283
43	1345
44	1408
45	1473
46	1539
47	1607
48	1676
49	1747
50	1819
51	1893
52	1968

[1, 3, 6, 11, 17, 25, 34, 45, 57, 71, 86, 103, 121, 141, 162, 184, 208, 233, 260, 288, 318, 349, 382, 416, 452, 489, 528, 568, 610, 653, 697, 743, 790, 839, 889, 941, 994, 1049, 1105, 1163, 1222, 1283, 1345, 1408, 1473, 1539, 1607, 1676, 1747, 1819, 1893, 1968]

cp's OEIS Frontend

A022338 Index of 5^n within sequence of numbers of form 3^i*5^j.

Table of values

List of values