A182623 - cp's OEIS frontend

A182623 Numbers n with property that there is a number m such that if we concatenate the binary representations of the divisors of m in increasing order we get the binary representation of n.

n	a(n)
1	1
2	6
3	7
4	13
5	15
6	27
7	29
8	49
9	51
10	52
11	55
12	61
13	63
14	101
15	105
16	107
17	111
18	117
19	121
20	123
21	125
22	195
23	199
24	201
25	207
26	211
27	217
28	222
29	225
30	229
31	231
32	235
33	237
34	241
35	255
36	387
37	393
38	395
39	405
40	407
41	413
42	419
43	423
44	429
45	435
46	437
47	441
48	447
49	449
50	453
51	455
52	467
53	479
54	483
55	485
56	489
57	495
58	497
59	507
60	769
61	775
62	781
63	783
64	789

[1, 6, 7, 13, 15, 27, 29, 49, 51, 52, 55, 61, 63, 101, 105, 107, 111, 117, 121, 123, 125, 195, 199, 201, 207, 211, 217, 222, 225, 229, 231, 235, 237, 241, 255, 387, 393, 395, 405, 407, 413, 419, 423, 429, 435, 437, 441, 447, 449, 453, 455, 467, 479, 483, 485, 489, 495, 497, 507, 769, 775, 781, 783, 789]

cp's OEIS Frontend

A182623 Numbers n with property that there is a number m such that if we concatenate the binary representations of the divisors of m in increasing order we get the binary representation of n.

Table of values

List of values

n	a(n)
1	1
2	6
3	7
4	13
5	15
6	27
7	29
8	49
9	51
10	52
11	55
12	61
13	63
14	101
15	105
16	107
17	111
18	117
19	121
20	123
21	125
22	195
23	199
24	201
25	207
26	211
27	217
28	222
29	225
30	229
31	231
32	235
33	237
34	241
35	255
36	387
37	393
38	395
39	405
40	407
41	413
42	419
43	423
44	429
45	435
46	437
47	441
48	447
49	449
50	453
51	455
52	467
53	479
54	483
55	485
56	489
57	495
58	497
59	507
60	769
61	775
62	781
63	783
64	789

n	a(n)
1	1
2	6
3	7
4	13
5	15
6	27
7	29
8	49
9	51
10	52
11	55
12	61
13	63
14	101
15	105
16	107
17	111
18	117
19	121
20	123
21	125
22	195
23	199
24	201
25	207
26	211
27	217
28	222
29	225
30	229
31	231
32	235
33	237
34	241
35	255
36	387
37	393
38	395
39	405
40	407
41	413
42	419
43	423
44	429
45	435
46	437
47	441
48	447
49	449
50	453
51	455
52	467
53	479
54	483
55	485
56	489
57	495
58	497
59	507
60	769
61	775
62	781
63	783
64	789

n	a(n)
1	1
2	6
3	7
4	13
5	15
6	27
7	29
8	49
9	51
10	52
11	55
12	61
13	63
14	101
15	105
16	107
17	111
18	117
19	121
20	123
21	125
22	195
23	199
24	201
25	207
26	211
27	217
28	222
29	225
30	229
31	231
32	235
33	237
34	241
35	255
36	387
37	393
38	395
39	405
40	407
41	413
42	419
43	423
44	429
45	435
46	437
47	441
48	447
49	449
50	453
51	455
52	467
53	479
54	483
55	485
56	489
57	495
58	497
59	507
60	769
61	775
62	781
63	783
64	789