A352808 - cp's OEIS frontend

A352808 Lexicographically earliest sequence of distinct nonnegative integers such that for any n >= 0, a(n) AND a(floor(n/2)) = 0 (where AND denotes the bitwise AND operator).

n	a(n)
0	0
1	1
2	2
3	4
4	5
5	8
6	3
7	9
8	10
9	16
10	6
11	7
12	12
13	20
14	18
15	22
16	17
17	21
18	11
19	13
20	24
21	25
22	32
23	40
24	19
25	33
26	34
27	35
28	36
29	37
30	41
31	64
32	14
33	38
34	42
35	66
36	48
37	52
38	50
39	80
40	39
41	65
42	68
43	70
44	15
45	23
46	67
47	69
48	44
49	72
50	26
51	28
52	29
53	73
54	76
55	84
56	27
57	74
58	82
59	88
60	86
61	128
62	30
63	31
64	49
65	81
66	89

[0, 1, 2, 4, 5, 8, 3, 9, 10, 16, 6, 7, 12, 20, 18, 22, 17, 21, 11, 13, 24, 25, 32, 40, 19, 33, 34, 35, 36, 37, 41, 64, 14, 38, 42, 66, 48, 52, 50, 80, 39, 65, 68, 70, 15, 23, 67, 69, 44, 72, 26, 28, 29, 73, 76, 84, 27, 74, 82, 88, 86, 128, 30, 31, 49, 81, 89]

cp's OEIS Frontend

A352808 Lexicographically earliest sequence of distinct nonnegative integers such that for any n >= 0, a(n) AND a(floor(n/2)) = 0 (where AND denotes the bitwise AND operator).

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	4
4	5
5	8
6	3
7	9
8	10
9	16
10	6
11	7
12	12
13	20
14	18
15	22
16	17
17	21
18	11
19	13
20	24
21	25
22	32
23	40
24	19
25	33
26	34
27	35
28	36
29	37
30	41
31	64
32	14
33	38
34	42
35	66
36	48
37	52
38	50
39	80
40	39
41	65
42	68
43	70
44	15
45	23
46	67
47	69
48	44
49	72
50	26
51	28
52	29
53	73
54	76
55	84
56	27
57	74
58	82
59	88
60	86
61	128
62	30
63	31
64	49
65	81
66	89

n	a(n)
0	0
1	1
2	2
3	4
4	5
5	8
6	3
7	9
8	10
9	16
10	6
11	7
12	12
13	20
14	18
15	22
16	17
17	21
18	11
19	13
20	24
21	25
22	32
23	40
24	19
25	33
26	34
27	35
28	36
29	37
30	41
31	64
32	14
33	38
34	42
35	66
36	48
37	52
38	50
39	80
40	39
41	65
42	68
43	70
44	15
45	23
46	67
47	69
48	44
49	72
50	26
51	28
52	29
53	73
54	76
55	84
56	27
57	74
58	82
59	88
60	86
61	128
62	30
63	31
64	49
65	81
66	89

n	a(n)
0	0
1	1
2	2
3	4
4	5
5	8
6	3
7	9
8	10
9	16
10	6
11	7
12	12
13	20
14	18
15	22
16	17
17	21
18	11
19	13
20	24
21	25
22	32
23	40
24	19
25	33
26	34
27	35
28	36
29	37
30	41
31	64
32	14
33	38
34	42
35	66
36	48
37	52
38	50
39	80
40	39
41	65
42	68
43	70
44	15
45	23
46	67
47	69
48	44
49	72
50	26
51	28
52	29
53	73
54	76
55	84
56	27
57	74
58	82
59	88
60	86
61	128
62	30
63	31
64	49
65	81
66	89