A203074 - cp's OEIS frontend

A203074 a(0)=1; for n > 0, a(n) = next prime after 2^(n-1).

n	a(n)
0	1
1	2
2	3
3	5
4	11
5	17
6	37
7	67
8	131
9	257
10	521
11	1031
12	2053
13	4099
14	8209
15	16411
16	32771
17	65537
18	131101
19	262147
20	524309
21	1048583
22	2097169
23	4194319
24	8388617
25	16777259
26	33554467
27	67108879
28	134217757
29	268435459
30	536870923
31	1073741827
32	2147483659

[1, 2, 3, 5, 11, 17, 37, 67, 131, 257, 521, 1031, 2053, 4099, 8209, 16411, 32771, 65537, 131101, 262147, 524309, 1048583, 2097169, 4194319, 8388617, 16777259, 33554467, 67108879, 134217757, 268435459, 536870923, 1073741827, 2147483659]

cp's OEIS Frontend

A203074 a(0)=1; for n > 0, a(n) = next prime after 2^(n-1).

Table of values

List of values