A164344 - cp's OEIS frontend

A164344 Positive integers whose square contains the same number of 0's as 1's when represented in binary.

n	a(n)
1	3
2	7
3	13
4	15
5	25
6	29
7	31
8	54
9	57
10	61
11	63
12	103
13	110
14	113
15	118
16	121
17	125
18	127
19	199
20	203
21	207
22	212
23	213
24	214
25	218
26	230
27	238
28	241
29	246
30	249
31	253
32	255
33	389
34	393
35	394
36	395
37	402
38	404
39	409
40	421
41	431
42	433
43	435
44	439
45	458
46	468
47	478
48	481
49	486
50	494
51	497
52	502
53	505
54	509
55	511

[3, 7, 13, 15, 25, 29, 31, 54, 57, 61, 63, 103, 110, 113, 118, 121, 125, 127, 199, 203, 207, 212, 213, 214, 218, 230, 238, 241, 246, 249, 253, 255, 389, 393, 394, 395, 402, 404, 409, 421, 431, 433, 435, 439, 458, 468, 478, 481, 486, 494, 497, 502, 505, 509, 511]

cp's OEIS Frontend

A164344 Positive integers whose square contains the same number of 0's as 1's when represented in binary.

Table of values

List of values

n	a(n)
1	3
2	7
3	13
4	15
5	25
6	29
7	31
8	54
9	57
10	61
11	63
12	103
13	110
14	113
15	118
16	121
17	125
18	127
19	199
20	203
21	207
22	212
23	213
24	214
25	218
26	230
27	238
28	241
29	246
30	249
31	253
32	255
33	389
34	393
35	394
36	395
37	402
38	404
39	409
40	421
41	431
42	433
43	435
44	439
45	458
46	468
47	478
48	481
49	486
50	494
51	497
52	502
53	505
54	509
55	511

n	a(n)
1	3
2	7
3	13
4	15
5	25
6	29
7	31
8	54
9	57
10	61
11	63
12	103
13	110
14	113
15	118
16	121
17	125
18	127
19	199
20	203
21	207
22	212
23	213
24	214
25	218
26	230
27	238
28	241
29	246
30	249
31	253
32	255
33	389
34	393
35	394
36	395
37	402
38	404
39	409
40	421
41	431
42	433
43	435
44	439
45	458
46	468
47	478
48	481
49	486
50	494
51	497
52	502
53	505
54	509
55	511

n	a(n)
1	3
2	7
3	13
4	15
5	25
6	29
7	31
8	54
9	57
10	61
11	63
12	103
13	110
14	113
15	118
16	121
17	125
18	127
19	199
20	203
21	207
22	212
23	213
24	214
25	218
26	230
27	238
28	241
29	246
30	249
31	253
32	255
33	389
34	393
35	394
36	395
37	402
38	404
39	409
40	421
41	431
42	433
43	435
44	439
45	458
46	468
47	478
48	481
49	486
50	494
51	497
52	502
53	505
54	509
55	511