A347297 - cp's OEIS frontend

A347297 a(1) = 1; for n >= 1, if a(n) is even then a(n+1) = a(n) / 2, otherwise, say a(n) is the k-th odd term in the sequence, a(n+1) = a(n) + k.

n	a(n)
1	1
2	2
3	1
4	3
5	6
6	3
7	7
8	12
9	6
10	3
11	9
12	16
13	8
14	4
15	2
16	1
17	9
18	18
19	9
20	19
21	30
22	15
23	27
24	40
25	20
26	10
27	5
28	19
29	34
30	17
31	33
32	50
33	25
34	43
35	62
36	31
37	51
38	72
39	36
40	18
41	9
42	31
43	54
44	27
45	51
46	76
47	38
48	19
49	45
50	72
51	36
52	18
53	9
54	37
55	66
56	33
57	63
58	94
59	47
60	79
61	112
62	56
63	28
64	14
65	7
66	41
67	76
68	38
69	19
70	55

[1, 2, 1, 3, 6, 3, 7, 12, 6, 3, 9, 16, 8, 4, 2, 1, 9, 18, 9, 19, 30, 15, 27, 40, 20, 10, 5, 19, 34, 17, 33, 50, 25, 43, 62, 31, 51, 72, 36, 18, 9, 31, 54, 27, 51, 76, 38, 19, 45, 72, 36, 18, 9, 37, 66, 33, 63, 94, 47, 79, 112, 56, 28, 14, 7, 41, 76, 38, 19, 55]

cp's OEIS Frontend

A347297 a(1) = 1; for n >= 1, if a(n) is even then a(n+1) = a(n) / 2, otherwise, say a(n) is the k-th odd term in the sequence, a(n+1) = a(n) + k.

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	3
5	6
6	3
7	7
8	12
9	6
10	3
11	9
12	16
13	8
14	4
15	2
16	1
17	9
18	18
19	9
20	19
21	30
22	15
23	27
24	40
25	20
26	10
27	5
28	19
29	34
30	17
31	33
32	50
33	25
34	43
35	62
36	31
37	51
38	72
39	36
40	18
41	9
42	31
43	54
44	27
45	51
46	76
47	38
48	19
49	45
50	72
51	36
52	18
53	9
54	37
55	66
56	33
57	63
58	94
59	47
60	79
61	112
62	56
63	28
64	14
65	7
66	41
67	76
68	38
69	19
70	55

n	a(n)
1	1
2	2
3	1
4	3
5	6
6	3
7	7
8	12
9	6
10	3
11	9
12	16
13	8
14	4
15	2
16	1
17	9
18	18
19	9
20	19
21	30
22	15
23	27
24	40
25	20
26	10
27	5
28	19
29	34
30	17
31	33
32	50
33	25
34	43
35	62
36	31
37	51
38	72
39	36
40	18
41	9
42	31
43	54
44	27
45	51
46	76
47	38
48	19
49	45
50	72
51	36
52	18
53	9
54	37
55	66
56	33
57	63
58	94
59	47
60	79
61	112
62	56
63	28
64	14
65	7
66	41
67	76
68	38
69	19
70	55

n	a(n)
1	1
2	2
3	1
4	3
5	6
6	3
7	7
8	12
9	6
10	3
11	9
12	16
13	8
14	4
15	2
16	1
17	9
18	18
19	9
20	19
21	30
22	15
23	27
24	40
25	20
26	10
27	5
28	19
29	34
30	17
31	33
32	50
33	25
34	43
35	62
36	31
37	51
38	72
39	36
40	18
41	9
42	31
43	54
44	27
45	51
46	76
47	38
48	19
49	45
50	72
51	36
52	18
53	9
54	37
55	66
56	33
57	63
58	94
59	47
60	79
61	112
62	56
63	28
64	14
65	7
66	41
67	76
68	38
69	19
70	55