A231550 - cp's OEIS frontend

A231550 Permutation of nonnegative integers: for each bit[i] in the binary representation, except the most and the least significant bits, set bit[i] = bit[i] XOR bit[i-1], where bit[i-1] is the less significant bit, XOR is the binary logical exclusive or operator.

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

[0, 1, 2, 3, 4, 7, 6, 5, 8, 11, 14, 13, 12, 15, 10, 9, 16, 19, 22, 21, 28, 31, 26, 25, 24, 27, 30, 29, 20, 23, 18, 17, 32, 35, 38, 37, 44, 47, 42, 41, 56, 59, 62, 61, 52, 55, 50, 49, 48, 51, 54, 53, 60, 63, 58, 57, 40, 43, 46, 45, 36, 39, 34, 33, 64, 67, 70, 69, 76]

cp's OEIS Frontend

A231550 Permutation of nonnegative integers: for each bit[i] in the binary representation, except the most and the least significant bits, set bit[i] = bit[i] XOR bit[i-1], where bit[i-1] is the less significant bit, XOR is the binary logical exclusive or operator.

Table of values

List of values

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

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

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