A069611 - cp's OEIS frontend

A069611 a(1) = 9; a(n) = smallest number such that the juxtaposition a(1)a(2)...a(n) is a prime.

n	a(n)
1	9
2	7
3	1
4	9
5	17
6	13
7	33
8	23
9	7
10	77
11	31
12	59
13	51
14	27
15	7
16	269
17	439
18	11
19	429
20	163
21	39
22	11
23	463
24	77
25	63
26	39
27	33
28	93
29	21
30	139
31	53
32	159
33	49
34	9
35	291
36	111
37	21
38	23
39	349
40	83
41	3
42	37
43	11
44	57
45	21
46	219
47	507
48	1233
49	429
50	147
51	627
52	127
53	399
54	27
55	63
56	423
57	111
58	633
59	1391
60	297
61	831
62	283

[9, 7, 1, 9, 17, 13, 33, 23, 7, 77, 31, 59, 51, 27, 7, 269, 439, 11, 429, 163, 39, 11, 463, 77, 63, 39, 33, 93, 21, 139, 53, 159, 49, 9, 291, 111, 21, 23, 349, 83, 3, 37, 11, 57, 21, 219, 507, 1233, 429, 147, 627, 127, 399, 27, 63, 423, 111, 633, 1391, 297, 831, 283]

cp's OEIS Frontend

A069611 a(1) = 9; a(n) = smallest number such that the juxtaposition a(1)a(2)...a(n) is a prime.

Table of values

List of values