A151842 - cp's OEIS frontend

A151842 a(3n) = n, a(3n+1) = 2n+1, a(3n+2) = n+1.

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

[0, 1, 1, 1, 3, 2, 2, 5, 3, 3, 7, 4, 4, 9, 5, 5, 11, 6, 6, 13, 7, 7, 15, 8, 8, 17, 9, 9, 19, 10, 10, 21, 11, 11, 23, 12, 12, 25, 13, 13, 27, 14, 14, 29, 15, 15, 31, 16, 16, 33, 17, 17, 35, 18, 18, 37, 19, 19, 39, 20, 20, 41, 21, 21, 43, 22, 22, 45, 23, 23, 47]

cp's OEIS Frontend

A151842 a(3n) = n, a(3n+1) = 2n+1, a(3n+2) = n+1.

Table of values

List of values

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

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

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