A080946 - cp's OEIS frontend

A080946 Numbers having exactly three divisors that are also suffixes in binary representation.

n	a(n)
1	15
2	27
3	30
4	39
5	45
6	51
7	54
8	60
9	75
10	78
11	85
12	87
13	90
14	99
15	102
16	108
17	111
18	119
19	120
20	123
21	125
22	135
23	147
24	150
25	153
26	156
27	159
28	165
29	170
30	171
31	174
32	175
33	180
34	183
35	187
36	195
37	198
38	204
39	205
40	207
41	216
42	219
43	221
44	222
45	238
46	240
47	243
48	245
49	246
50	250
51	267
52	270
53	279
54	285
55	287

[15, 27, 30, 39, 45, 51, 54, 60, 75, 78, 85, 87, 90, 99, 102, 108, 111, 119, 120, 123, 125, 135, 147, 150, 153, 156, 159, 165, 170, 171, 174, 175, 180, 183, 187, 195, 198, 204, 205, 207, 216, 219, 221, 222, 238, 240, 243, 245, 246, 250, 267, 270, 279, 285, 287]

cp's OEIS Frontend

A080946 Numbers having exactly three divisors that are also suffixes in binary representation.

Table of values

List of values

n	a(n)
1	15
2	27
3	30
4	39
5	45
6	51
7	54
8	60
9	75
10	78
11	85
12	87
13	90
14	99
15	102
16	108
17	111
18	119
19	120
20	123
21	125
22	135
23	147
24	150
25	153
26	156
27	159
28	165
29	170
30	171
31	174
32	175
33	180
34	183
35	187
36	195
37	198
38	204
39	205
40	207
41	216
42	219
43	221
44	222
45	238
46	240
47	243
48	245
49	246
50	250
51	267
52	270
53	279
54	285
55	287

n	a(n)
1	15
2	27
3	30
4	39
5	45
6	51
7	54
8	60
9	75
10	78
11	85
12	87
13	90
14	99
15	102
16	108
17	111
18	119
19	120
20	123
21	125
22	135
23	147
24	150
25	153
26	156
27	159
28	165
29	170
30	171
31	174
32	175
33	180
34	183
35	187
36	195
37	198
38	204
39	205
40	207
41	216
42	219
43	221
44	222
45	238
46	240
47	243
48	245
49	246
50	250
51	267
52	270
53	279
54	285
55	287

n	a(n)
1	15
2	27
3	30
4	39
5	45
6	51
7	54
8	60
9	75
10	78
11	85
12	87
13	90
14	99
15	102
16	108
17	111
18	119
19	120
20	123
21	125
22	135
23	147
24	150
25	153
26	156
27	159
28	165
29	170
30	171
31	174
32	175
33	180
34	183
35	187
36	195
37	198
38	204
39	205
40	207
41	216
42	219
43	221
44	222
45	238
46	240
47	243
48	245
49	246
50	250
51	267
52	270
53	279
54	285
55	287