A093009 - cp's OEIS frontend

A093009 Smallest number m such that m is prime iff n is not prime and the binary representation of m equals n with appended trailing 1's.

n	a(n)
1	3
2	95
3	15
4	19
5	95
6	13
7	15
8	17
9	19
10	43
11	95
12	103
13	27
14	29
15	31
16	67
17	35
18	37
19	39
20	41
21	43
22	367
23	95
24	199
25	103
26	53
27	223
28	463
29	119
30	61
31	63
32	131
33	67
34	139
35	71
36	73
37	75
38	311
39	79
40	163
41	335
42	5503
43	87
44	89
45	367
46	751
47	95
48	97
49	199
50	101
51	103
52	211
53	215
54	109
55	223
56	113
57	463
58	241663

[3, 95, 15, 19, 95, 13, 15, 17, 19, 43, 95, 103, 27, 29, 31, 67, 35, 37, 39, 41, 43, 367, 95, 199, 103, 53, 223, 463, 119, 61, 63, 131, 67, 139, 71, 73, 75, 311, 79, 163, 335, 5503, 87, 89, 367, 751, 95, 97, 199, 101, 103, 211, 215, 109, 223, 113, 463, 241663]

cp's OEIS Frontend

A093009 Smallest number m such that m is prime iff n is not prime and the binary representation of m equals n with appended trailing 1's.

Table of values

List of values