A032758 - cp's OEIS frontend

A032758 Undulating primes (digits alternate).

n	a(n)
1	2
2	3
3	5
4	7
5	13
6	17
7	19
8	23
9	29
10	31
11	37
12	41
13	43
14	47
15	53
16	59
17	61
18	67
19	71
20	73
21	79
22	83
23	89
24	97
25	101
26	131
27	151
28	181
29	191
30	313
31	353
32	373
33	383
34	727
35	757
36	787
37	797
38	919
39	929
40	18181
41	32323
42	35353
43	72727
44	74747
45	78787
46	94949
47	95959
48	1212121
49	1616161
50	323232323
51	383838383

[2, 3, 5, 7, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 131, 151, 181, 191, 313, 353, 373, 383, 727, 757, 787, 797, 919, 929, 18181, 32323, 35353, 72727, 74747, 78787, 94949, 95959, 1212121, 1616161, 323232323, 383838383]

cp's OEIS Frontend

A032758 Undulating primes (digits alternate).

Table of values

List of values