A092528 - cp's OEIS frontend

A092528 a(1) = 1; a(n) = smallest number such that the juxtaposition a(1)a(2)...a(n) is a prime.

n	a(n)
1	1
2	1
3	3
4	11
5	1
6	3
7	3
8	53
9	13
10	39
11	9
12	3
13	21
14	53
15	79
16	11
17	19
18	59
19	27
20	49
21	21
22	23
23	211
24	153
25	189
26	3
27	161
28	121
29	167
30	183
31	193
32	77
33	21
34	349
35	107
36	129
37	343
38	119
39	241
40	143
41	37
42	77
43	31
44	159
45	183
46	531
47	1517
48	7
49	59
50	159
51	123
52	9
53	1513
54	203
55	343
56	59
57	9
58	999
59	813
60	421
61	209
62	517
63	3

[1, 1, 3, 11, 1, 3, 3, 53, 13, 39, 9, 3, 21, 53, 79, 11, 19, 59, 27, 49, 21, 23, 211, 153, 189, 3, 161, 121, 167, 183, 193, 77, 21, 349, 107, 129, 343, 119, 241, 143, 37, 77, 31, 159, 183, 531, 1517, 7, 59, 159, 123, 9, 1513, 203, 343, 59, 9, 999, 813, 421, 209, 517, 3]

cp's OEIS Frontend

A092528 a(1) = 1; a(n) = smallest number such that the juxtaposition a(1)a(2)...a(n) is a prime.

Table of values

List of values