A330631 - cp's OEIS frontend

A330631 a(n+1) = a(n-a(n))+1 if a(n) > a(n-1), otherwise a(n+1) = 2*a(n); a(1) = a(2) = 1.

n	a(n)
1	1
2	1
3	2
4	2
5	4
6	2
7	4
8	3
9	6
10	3
11	6
12	5
13	10
14	3
15	6
16	7
17	7
18	14
19	3
20	6
21	4
22	8
23	4
24	8
25	8
26	16
27	4
28	8
29	7
30	14
31	8
32	16
33	8
34	16
35	15
36	30
37	3
38	6
39	17
40	9
41	18
42	5
43	10
44	9
45	18
46	5
47	10
48	4
49	8
50	19
51	9
52	18
53	17
54	34
55	7
56	14
57	6
58	12
59	6
60	12
61	5
62	10
63	19
64	10
65	20
66	19
67	38
68	8
69	16
70	18
71	19
72	19
73	38
74	16
75	32

[1, 1, 2, 2, 4, 2, 4, 3, 6, 3, 6, 5, 10, 3, 6, 7, 7, 14, 3, 6, 4, 8, 4, 8, 8, 16, 4, 8, 7, 14, 8, 16, 8, 16, 15, 30, 3, 6, 17, 9, 18, 5, 10, 9, 18, 5, 10, 4, 8, 19, 9, 18, 17, 34, 7, 14, 6, 12, 6, 12, 5, 10, 19, 10, 20, 19, 38, 8, 16, 18, 19, 19, 38, 16, 32]

cp's OEIS Frontend

A330631 a(n+1) = a(n-a(n))+1 if a(n) > a(n-1), otherwise a(n+1) = 2*a(n); a(1) = a(2) = 1.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	2
5	4
6	2
7	4
8	3
9	6
10	3
11	6
12	5
13	10
14	3
15	6
16	7
17	7
18	14
19	3
20	6
21	4
22	8
23	4
24	8
25	8
26	16
27	4
28	8
29	7
30	14
31	8
32	16
33	8
34	16
35	15
36	30
37	3
38	6
39	17
40	9
41	18
42	5
43	10
44	9
45	18
46	5
47	10
48	4
49	8
50	19
51	9
52	18
53	17
54	34
55	7
56	14
57	6
58	12
59	6
60	12
61	5
62	10
63	19
64	10
65	20
66	19
67	38
68	8
69	16
70	18
71	19
72	19
73	38
74	16
75	32

n	a(n)
1	1
2	1
3	2
4	2
5	4
6	2
7	4
8	3
9	6
10	3
11	6
12	5
13	10
14	3
15	6
16	7
17	7
18	14
19	3
20	6
21	4
22	8
23	4
24	8
25	8
26	16
27	4
28	8
29	7
30	14
31	8
32	16
33	8
34	16
35	15
36	30
37	3
38	6
39	17
40	9
41	18
42	5
43	10
44	9
45	18
46	5
47	10
48	4
49	8
50	19
51	9
52	18
53	17
54	34
55	7
56	14
57	6
58	12
59	6
60	12
61	5
62	10
63	19
64	10
65	20
66	19
67	38
68	8
69	16
70	18
71	19
72	19
73	38
74	16
75	32

n	a(n)
1	1
2	1
3	2
4	2
5	4
6	2
7	4
8	3
9	6
10	3
11	6
12	5
13	10
14	3
15	6
16	7
17	7
18	14
19	3
20	6
21	4
22	8
23	4
24	8
25	8
26	16
27	4
28	8
29	7
30	14
31	8
32	16
33	8
34	16
35	15
36	30
37	3
38	6
39	17
40	9
41	18
42	5
43	10
44	9
45	18
46	5
47	10
48	4
49	8
50	19
51	9
52	18
53	17
54	34
55	7
56	14
57	6
58	12
59	6
60	12
61	5
62	10
63	19
64	10
65	20
66	19
67	38
68	8
69	16
70	18
71	19
72	19
73	38
74	16
75	32