A178350 - cp's OEIS frontend

A178350 Semiprimes with both a prime number of 0's and a prime number of 1's in their binary representations.

n	a(n)
1	9
2	10
3	21
4	22
5	25
6	26
7	35
8	38
9	49
10	65
11	87
12	91
13	93
14	94
15	115
16	118
17	121
18	122
19	133
20	134
21	143
22	145
23	146
24	155
25	158
26	161
27	185
28	194
29	203
30	205
31	206
32	213
33	214
34	217
35	218
36	319
37	381
38	382
39	415
40	445
41	446
42	471
43	478
44	493
45	501
46	502
47	505
48	515
49	517
50	527
51	529
52	535
53	542
54	545
55	551

[9, 10, 21, 22, 25, 26, 35, 38, 49, 65, 87, 91, 93, 94, 115, 118, 121, 122, 133, 134, 143, 145, 146, 155, 158, 161, 185, 194, 203, 205, 206, 213, 214, 217, 218, 319, 381, 382, 415, 445, 446, 471, 478, 493, 501, 502, 505, 515, 517, 527, 529, 535, 542, 545, 551]

cp's OEIS Frontend

A178350 Semiprimes with both a prime number of 0's and a prime number of 1's in their binary representations.

Table of values

List of values

n	a(n)
1	9
2	10
3	21
4	22
5	25
6	26
7	35
8	38
9	49
10	65
11	87
12	91
13	93
14	94
15	115
16	118
17	121
18	122
19	133
20	134
21	143
22	145
23	146
24	155
25	158
26	161
27	185
28	194
29	203
30	205
31	206
32	213
33	214
34	217
35	218
36	319
37	381
38	382
39	415
40	445
41	446
42	471
43	478
44	493
45	501
46	502
47	505
48	515
49	517
50	527
51	529
52	535
53	542
54	545
55	551

n	a(n)
1	9
2	10
3	21
4	22
5	25
6	26
7	35
8	38
9	49
10	65
11	87
12	91
13	93
14	94
15	115
16	118
17	121
18	122
19	133
20	134
21	143
22	145
23	146
24	155
25	158
26	161
27	185
28	194
29	203
30	205
31	206
32	213
33	214
34	217
35	218
36	319
37	381
38	382
39	415
40	445
41	446
42	471
43	478
44	493
45	501
46	502
47	505
48	515
49	517
50	527
51	529
52	535
53	542
54	545
55	551

n	a(n)
1	9
2	10
3	21
4	22
5	25
6	26
7	35
8	38
9	49
10	65
11	87
12	91
13	93
14	94
15	115
16	118
17	121
18	122
19	133
20	134
21	143
22	145
23	146
24	155
25	158
26	161
27	185
28	194
29	203
30	205
31	206
32	213
33	214
34	217
35	218
36	319
37	381
38	382
39	415
40	445
41	446
42	471
43	478
44	493
45	501
46	502
47	505
48	515
49	517
50	527
51	529
52	535
53	542
54	545
55	551