A063892 - cp's OEIS frontend

A063892 a(1) = a(2) = a(3) = 1, a(n) = a(n-a(n-2))+a(n-a(n-3)) for n>3.

n	a(n)
1	1
2	1
3	1
4	2
5	4
6	6
7	5
8	3
9	3
10	9
11	6
12	4
13	7
14	12
15	9
16	5
17	7
18	10
19	16
20	16
21	10
22	12
23	12
24	16
25	14
26	21
27	13
28	17
29	8
30	14
31	24
32	26
33	19
34	12
35	8
36	23
37	22
38	23
39	12
40	17
41	18
42	28
43	35
44	26
45	16
46	22
47	34
48	47
49	22
50	6
51	10
52	36
53	69
54	36

[1, 1, 1, 2, 4, 6, 5, 3, 3, 9, 6, 4, 7, 12, 9, 5, 7, 10, 16, 16, 10, 12, 12, 16, 14, 21, 13, 17, 8, 14, 24, 26, 19, 12, 8, 23, 22, 23, 12, 17, 18, 28, 35, 26, 16, 22, 34, 47, 22, 6, 10, 36, 69, 36]

cp's OEIS Frontend

A063892 a(1) = a(2) = a(3) = 1, a(n) = a(n-a(n-2))+a(n-a(n-3)) for n>3.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	2
5	4
6	6
7	5
8	3
9	3
10	9
11	6
12	4
13	7
14	12
15	9
16	5
17	7
18	10
19	16
20	16
21	10
22	12
23	12
24	16
25	14
26	21
27	13
28	17
29	8
30	14
31	24
32	26
33	19
34	12
35	8
36	23
37	22
38	23
39	12
40	17
41	18
42	28
43	35
44	26
45	16
46	22
47	34
48	47
49	22
50	6
51	10
52	36
53	69
54	36

n	a(n)
1	1
2	1
3	1
4	2
5	4
6	6
7	5
8	3
9	3
10	9
11	6
12	4
13	7
14	12
15	9
16	5
17	7
18	10
19	16
20	16
21	10
22	12
23	12
24	16
25	14
26	21
27	13
28	17
29	8
30	14
31	24
32	26
33	19
34	12
35	8
36	23
37	22
38	23
39	12
40	17
41	18
42	28
43	35
44	26
45	16
46	22
47	34
48	47
49	22
50	6
51	10
52	36
53	69
54	36

n	a(n)
1	1
2	1
3	1
4	2
5	4
6	6
7	5
8	3
9	3
10	9
11	6
12	4
13	7
14	12
15	9
16	5
17	7
18	10
19	16
20	16
21	10
22	12
23	12
24	16
25	14
26	21
27	13
28	17
29	8
30	14
31	24
32	26
33	19
34	12
35	8
36	23
37	22
38	23
39	12
40	17
41	18
42	28
43	35
44	26
45	16
46	22
47	34
48	47
49	22
50	6
51	10
52	36
53	69
54	36