A043707 - cp's OEIS frontend

A043707 Numbers whose base-4 representation has an odd number of runs.

n	a(n)
1	1
2	2
3	3
4	5
5	10
6	15
7	17
8	18
9	19
10	21
11	24
12	25
13	27
14	28
15	29
16	30
17	33
18	34
19	35
20	36
21	38
22	39
23	42
24	44
25	45
26	46
27	49
28	50
29	51
30	52
31	54
32	55
33	56
34	57
35	59
36	63
37	65
38	66
39	67
40	69
41	74
42	79
43	81
44	82
45	83
46	85
47	88
48	89
49	91
50	92
51	93
52	94
53	96
54	101
55	104
56	105
57	107
58	111
59	112
60	117

[1, 2, 3, 5, 10, 15, 17, 18, 19, 21, 24, 25, 27, 28, 29, 30, 33, 34, 35, 36, 38, 39, 42, 44, 45, 46, 49, 50, 51, 52, 54, 55, 56, 57, 59, 63, 65, 66, 67, 69, 74, 79, 81, 82, 83, 85, 88, 89, 91, 92, 93, 94, 96, 101, 104, 105, 107, 111, 112, 117]

cp's OEIS Frontend

A043707 Numbers whose base-4 representation has an odd number of runs.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	5
5	10
6	15
7	17
8	18
9	19
10	21
11	24
12	25
13	27
14	28
15	29
16	30
17	33
18	34
19	35
20	36
21	38
22	39
23	42
24	44
25	45
26	46
27	49
28	50
29	51
30	52
31	54
32	55
33	56
34	57
35	59
36	63
37	65
38	66
39	67
40	69
41	74
42	79
43	81
44	82
45	83
46	85
47	88
48	89
49	91
50	92
51	93
52	94
53	96
54	101
55	104
56	105
57	107
58	111
59	112
60	117

n	a(n)
1	1
2	2
3	3
4	5
5	10
6	15
7	17
8	18
9	19
10	21
11	24
12	25
13	27
14	28
15	29
16	30
17	33
18	34
19	35
20	36
21	38
22	39
23	42
24	44
25	45
26	46
27	49
28	50
29	51
30	52
31	54
32	55
33	56
34	57
35	59
36	63
37	65
38	66
39	67
40	69
41	74
42	79
43	81
44	82
45	83
46	85
47	88
48	89
49	91
50	92
51	93
52	94
53	96
54	101
55	104
56	105
57	107
58	111
59	112
60	117

n	a(n)
1	1
2	2
3	3
4	5
5	10
6	15
7	17
8	18
9	19
10	21
11	24
12	25
13	27
14	28
15	29
16	30
17	33
18	34
19	35
20	36
21	38
22	39
23	42
24	44
25	45
26	46
27	49
28	50
29	51
30	52
31	54
32	55
33	56
34	57
35	59
36	63
37	65
38	66
39	67
40	69
41	74
42	79
43	81
44	82
45	83
46	85
47	88
48	89
49	91
50	92
51	93
52	94
53	96
54	101
55	104
56	105
57	107
58	111
59	112
60	117