A309492 - cp's OEIS frontend

A309492 a(1) = a(2) = 1, a(3) = 3, a(4) = 5, a(5) = 2; a(n) = a(n-a(n-2)) + a(n-a(n-3)) for n > 5.

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

[1, 1, 3, 5, 2, 4, 3, 9, 6, 4, 3, 13, 10, 4, 3, 17, 14, 4, 3, 21, 18, 4, 3, 25, 22, 4, 3, 29, 26, 4, 3, 33, 30, 4, 3, 37, 34, 4, 3, 41, 38, 4, 3, 45, 42, 4, 3, 49, 46, 4, 3, 53, 50, 4, 3, 57, 54, 4, 3, 61, 58, 4, 3, 65, 62, 4, 3, 69, 66, 4, 3, 73, 70, 4, 3, 77, 74, 4, 3, 81, 78, 4, 3, 85, 82, 4, 3]

cp's OEIS Frontend

A309492 a(1) = a(2) = 1, a(3) = 3, a(4) = 5, a(5) = 2; a(n) = a(n-a(n-2)) + a(n-a(n-3)) for n > 5.

Table of values

List of values

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

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

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