A133225 - cp's OEIS frontend

A133225 Largest prime <= 2^((n+1)/2).

n	a(n)
1	2
2	2
3	3
4	5
5	7
6	11
7	13
8	19
9	31
10	43
11	61
12	89
13	127
14	181
15	251
16	359
17	509
18	719
19	1021
20	1447
21	2039
22	2887
23	4093
24	5791
25	8191
26	11579
27	16381
28	23167
29	32749
30	46337
31	65521
32	92681
33	131071
34	185363
35	262139
36	370723
37	524287
38	741431
39	1048573
40	1482907
41	2097143
42	2965819

[2, 2, 3, 5, 7, 11, 13, 19, 31, 43, 61, 89, 127, 181, 251, 359, 509, 719, 1021, 1447, 2039, 2887, 4093, 5791, 8191, 11579, 16381, 23167, 32749, 46337, 65521, 92681, 131071, 185363, 262139, 370723, 524287, 741431, 1048573, 1482907, 2097143, 2965819]

cp's OEIS Frontend

A133225 Largest prime <= 2^((n+1)/2).

Table of values

List of values