A278064 - cp's OEIS frontend

A278064 Relative of Hofstadter Q-sequence: a(n) = n for 1 <= n <= 12; a(n) = a(n-a(n-1)) + a(n-a(n-2)) for n > 12.

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

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 3, 13, 14, 5, 15, 6, 7, 16, 18, 10, 8, 18, 22, 12, 19, 14, 24, 11, 23, 27, 16, 13, 17, 15, 26, 20, 10, 27, 36, 20, 15, 42, 14, 31, 21, 34, 28, 15, 23, 50, 14, 31, 54, 24, 19, 23, 42, 32, 31, 34, 51, 14, 36, 61, 29, 17, 77]

cp's OEIS Frontend

A278064 Relative of Hofstadter Q-sequence: a(n) = n for 1 <= n <= 12; a(n) = a(n-a(n-1)) + a(n-a(n-2)) for n > 12.

Table of values

List of values

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

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

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