A319268 - cp's OEIS frontend

A319268 Lexicographically earliest sequence of distinct positive terms such that for any n > 0, the binary representation of n^2 starts with the binary representation of a(n).

n	a(n)
1	1
2	2
3	4
4	8
5	3
6	9
7	6
8	16
9	5
10	12
11	7
12	18
13	10
14	24
15	14
16	32
17	36
18	20
19	11
20	25
21	13
22	15
23	33
24	72
25	19
26	21
27	22
28	49
29	26
30	28
31	30
32	64
33	17
34	144
35	38
36	40
37	42
38	45
39	23
40	50
41	52
42	27
43	57
44	60
45	31
46	66
47	34
48	288
49	37
50	39
51	81
52	84
53	43
54	91
55	47
56	98
57	101
58	105
59	54
60	56
61	29
62	120
63	62
64	128
65	132
66	68

[1, 2, 4, 8, 3, 9, 6, 16, 5, 12, 7, 18, 10, 24, 14, 32, 36, 20, 11, 25, 13, 15, 33, 72, 19, 21, 22, 49, 26, 28, 30, 64, 17, 144, 38, 40, 42, 45, 23, 50, 52, 27, 57, 60, 31, 66, 34, 288, 37, 39, 81, 84, 43, 91, 47, 98, 101, 105, 54, 56, 29, 120, 62, 128, 132, 68]

cp's OEIS Frontend

A319268 Lexicographically earliest sequence of distinct positive terms such that for any n > 0, the binary representation of n^2 starts with the binary representation of a(n).

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	8
5	3
6	9
7	6
8	16
9	5
10	12
11	7
12	18
13	10
14	24
15	14
16	32
17	36
18	20
19	11
20	25
21	13
22	15
23	33
24	72
25	19
26	21
27	22
28	49
29	26
30	28
31	30
32	64
33	17
34	144
35	38
36	40
37	42
38	45
39	23
40	50
41	52
42	27
43	57
44	60
45	31
46	66
47	34
48	288
49	37
50	39
51	81
52	84
53	43
54	91
55	47
56	98
57	101
58	105
59	54
60	56
61	29
62	120
63	62
64	128
65	132
66	68

n	a(n)
1	1
2	2
3	4
4	8
5	3
6	9
7	6
8	16
9	5
10	12
11	7
12	18
13	10
14	24
15	14
16	32
17	36
18	20
19	11
20	25
21	13
22	15
23	33
24	72
25	19
26	21
27	22
28	49
29	26
30	28
31	30
32	64
33	17
34	144
35	38
36	40
37	42
38	45
39	23
40	50
41	52
42	27
43	57
44	60
45	31
46	66
47	34
48	288
49	37
50	39
51	81
52	84
53	43
54	91
55	47
56	98
57	101
58	105
59	54
60	56
61	29
62	120
63	62
64	128
65	132
66	68

n	a(n)
1	1
2	2
3	4
4	8
5	3
6	9
7	6
8	16
9	5
10	12
11	7
12	18
13	10
14	24
15	14
16	32
17	36
18	20
19	11
20	25
21	13
22	15
23	33
24	72
25	19
26	21
27	22
28	49
29	26
30	28
31	30
32	64
33	17
34	144
35	38
36	40
37	42
38	45
39	23
40	50
41	52
42	27
43	57
44	60
45	31
46	66
47	34
48	288
49	37
50	39
51	81
52	84
53	43
54	91
55	47
56	98
57	101
58	105
59	54
60	56
61	29
62	120
63	62
64	128
65	132
66	68