A186646 - cp's OEIS frontend

A186646 Every fourth term of the sequence of natural numbers 1,2,3,4,... is halved.

n	a(n)
1	1
2	2
3	3
4	2
5	5
6	6
7	7
8	4
9	9
10	10
11	11
12	6
13	13
14	14
15	15
16	8
17	17
18	18
19	19
20	10
21	21
22	22
23	23
24	12
25	25
26	26
27	27
28	14
29	29
30	30
31	31
32	16
33	33
34	34
35	35
36	18
37	37
38	38
39	39
40	20
41	41
42	42
43	43
44	22
45	45
46	46
47	47
48	24
49	49
50	50
51	51
52	26
53	53
54	54
55	55
56	28
57	57
58	58
59	59
60	30
61	61
62	62
63	63
64	32
65	65
66	66
67	67
68	34
69	69
70	70
71	71
72	36
73	73
74	74
75	75
76	38
77	77
78	78
79	79
80	40
81	81
82	82
83	83
84	42
85	85
86	86
87	87
88	44
89	89
90	90
91	91
92	46
93	93
94	94
95	95
96	48
97	97
98	98
99	99

[1, 2, 3, 2, 5, 6, 7, 4, 9, 10, 11, 6, 13, 14, 15, 8, 17, 18, 19, 10, 21, 22, 23, 12, 25, 26, 27, 14, 29, 30, 31, 16, 33, 34, 35, 18, 37, 38, 39, 20, 41, 42, 43, 22, 45, 46, 47, 24, 49, 50, 51, 26, 53, 54, 55, 28, 57, 58, 59, 30, 61, 62, 63, 32, 65, 66, 67, 34, 69, 70, 71, 36, 73, 74, 75, 38, 77, 78, 79, 40, 81, 82, 83, 42, 85, 86, 87, 44, 89, 90, 91, 46, 93, 94, 95, 48, 97, 98, 99]

cp's OEIS Frontend

A186646 Every fourth term of the sequence of natural numbers 1,2,3,4,... is halved.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	2
5	5
6	6
7	7
8	4
9	9
10	10
11	11
12	6
13	13
14	14
15	15
16	8
17	17
18	18
19	19
20	10
21	21
22	22
23	23
24	12
25	25
26	26
27	27
28	14
29	29
30	30
31	31
32	16
33	33
34	34
35	35
36	18
37	37
38	38
39	39
40	20
41	41
42	42
43	43
44	22
45	45
46	46
47	47
48	24
49	49
50	50
51	51
52	26
53	53
54	54
55	55
56	28
57	57
58	58
59	59
60	30
61	61
62	62
63	63
64	32
65	65
66	66
67	67
68	34
69	69
70	70
71	71
72	36
73	73
74	74
75	75
76	38
77	77
78	78
79	79
80	40
81	81
82	82
83	83
84	42
85	85
86	86
87	87
88	44
89	89
90	90
91	91
92	46
93	93
94	94
95	95
96	48
97	97
98	98
99	99

n	a(n)
1	1
2	2
3	3
4	2
5	5
6	6
7	7
8	4
9	9
10	10
11	11
12	6
13	13
14	14
15	15
16	8
17	17
18	18
19	19
20	10
21	21
22	22
23	23
24	12
25	25
26	26
27	27
28	14
29	29
30	30
31	31
32	16
33	33
34	34
35	35
36	18
37	37
38	38
39	39
40	20
41	41
42	42
43	43
44	22
45	45
46	46
47	47
48	24
49	49
50	50
51	51
52	26
53	53
54	54
55	55
56	28
57	57
58	58
59	59
60	30
61	61
62	62
63	63
64	32
65	65
66	66
67	67
68	34
69	69
70	70
71	71
72	36
73	73
74	74
75	75
76	38
77	77
78	78
79	79
80	40
81	81
82	82
83	83
84	42
85	85
86	86
87	87
88	44
89	89
90	90
91	91
92	46
93	93
94	94
95	95
96	48
97	97
98	98
99	99

n	a(n)
1	1
2	2
3	3
4	2
5	5
6	6
7	7
8	4
9	9
10	10
11	11
12	6
13	13
14	14
15	15
16	8
17	17
18	18
19	19
20	10
21	21
22	22
23	23
24	12
25	25
26	26
27	27
28	14
29	29
30	30
31	31
32	16
33	33
34	34
35	35
36	18
37	37
38	38
39	39
40	20
41	41
42	42
43	43
44	22
45	45
46	46
47	47
48	24
49	49
50	50
51	51
52	26
53	53
54	54
55	55
56	28
57	57
58	58
59	59
60	30
61	61
62	62
63	63
64	32
65	65
66	66
67	67
68	34
69	69
70	70
71	71
72	36
73	73
74	74
75	75
76	38
77	77
78	78
79	79
80	40
81	81
82	82
83	83
84	42
85	85
86	86
87	87
88	44
89	89
90	90
91	91
92	46
93	93
94	94
95	95
96	48
97	97
98	98
99	99