A100634 - cp's OEIS frontend

A100634 a(n) is the decimal equivalent of the binary number whose k-th least significant bit is 1 iff k is a prime number and k <= n.

n	a(n)
1	0
2	2
3	6
4	6
5	22
6	22
7	86
8	86
9	86
10	86
11	1110
12	1110
13	5206
14	5206
15	5206
16	5206
17	70742
18	70742
19	332886
20	332886
21	332886
22	332886
23	4527190
24	4527190
25	4527190
26	4527190
27	4527190
28	4527190
29	272962646
30	272962646
31	1346704470
32	1346704470
33	1346704470
34	1346704470
35	1346704470

[0, 2, 6, 6, 22, 22, 86, 86, 86, 86, 1110, 1110, 5206, 5206, 5206, 5206, 70742, 70742, 332886, 332886, 332886, 332886, 4527190, 4527190, 4527190, 4527190, 4527190, 4527190, 272962646, 272962646, 1346704470, 1346704470, 1346704470, 1346704470, 1346704470]

cp's OEIS Frontend

A100634 a(n) is the decimal equivalent of the binary number whose k-th least significant bit is 1 iff k is a prime number and k <= n.

Table of values

List of values