A182417 - cp's OEIS frontend

A182417 a(0)=0, a(n+1) = (a(n) XOR floor(a(n)/4)) + 1, where XOR is the bitwise exclusive-or operator.

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	6
6	8
7	11
8	10
9	9
10	12
11	16
12	21
13	17
14	22
15	20
16	18
17	23
18	19
19	24
20	31
21	25
22	32
23	41
24	36
25	46
26	38
27	48
28	61
29	51
30	64
31	81
32	70
33	88
34	79
35	93
36	75
37	90
38	77
39	95
40	73
41	92
42	76
43	96
44	121
45	104
46	115
47	112
48	109
49	119
50	107
51	114
52	111
53	117
54	105
55	116
56	106
57	113
58	110
59	118
60	108

[0, 1, 2, 3, 4, 6, 8, 11, 10, 9, 12, 16, 21, 17, 22, 20, 18, 23, 19, 24, 31, 25, 32, 41, 36, 46, 38, 48, 61, 51, 64, 81, 70, 88, 79, 93, 75, 90, 77, 95, 73, 92, 76, 96, 121, 104, 115, 112, 109, 119, 107, 114, 111, 117, 105, 116, 106, 113, 110, 118, 108]

cp's OEIS Frontend

A182417 a(0)=0, a(n+1) = (a(n) XOR floor(a(n)/4)) + 1, where XOR is the bitwise exclusive-or operator.

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	6
6	8
7	11
8	10
9	9
10	12
11	16
12	21
13	17
14	22
15	20
16	18
17	23
18	19
19	24
20	31
21	25
22	32
23	41
24	36
25	46
26	38
27	48
28	61
29	51
30	64
31	81
32	70
33	88
34	79
35	93
36	75
37	90
38	77
39	95
40	73
41	92
42	76
43	96
44	121
45	104
46	115
47	112
48	109
49	119
50	107
51	114
52	111
53	117
54	105
55	116
56	106
57	113
58	110
59	118
60	108

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	6
6	8
7	11
8	10
9	9
10	12
11	16
12	21
13	17
14	22
15	20
16	18
17	23
18	19
19	24
20	31
21	25
22	32
23	41
24	36
25	46
26	38
27	48
28	61
29	51
30	64
31	81
32	70
33	88
34	79
35	93
36	75
37	90
38	77
39	95
40	73
41	92
42	76
43	96
44	121
45	104
46	115
47	112
48	109
49	119
50	107
51	114
52	111
53	117
54	105
55	116
56	106
57	113
58	110
59	118
60	108

n	a(n)
0	0
1	1
2	2
3	3
4	4
5	6
6	8
7	11
8	10
9	9
10	12
11	16
12	21
13	17
14	22
15	20
16	18
17	23
18	19
19	24
20	31
21	25
22	32
23	41
24	36
25	46
26	38
27	48
28	61
29	51
30	64
31	81
32	70
33	88
34	79
35	93
36	75
37	90
38	77
39	95
40	73
41	92
42	76
43	96
44	121
45	104
46	115
47	112
48	109
49	119
50	107
51	114
52	111
53	117
54	105
55	116
56	106
57	113
58	110
59	118
60	108