A116590 - cp's OEIS frontend

A116590 a(0)=1; a(n)=b(n+2)+b(n), where b(n)=A005185(n) is the Hofstadter Q-sequence: b(1)=b(2)=1; b(n)=b(n-b(n-1))+b(n-b(n-2)) for n > 2.

n	a(n)
0	1
1	3
2	4
3	5
4	7
5	8
6	9
7	11
8	11
9	12
10	14
11	14
12	16
13	18
14	17
15	20
16	20
17	21
18	23
19	23
20	24
21	24
22	28
23	26
24	30
25	30
26	30
27	32
28	32
29	36
30	33
31	37
32	37
33	38
34	39
35	41
36	41
37	41
38	44
39	44
40	45
41	47
42	47
43	48
44	48
45	48
46	56
47	48
48	57
49	54
50	53
51	56
52	58
53	56
54	58
55	62
56	58
57	64
58	62
59	64
60	64
61	72
62	65
63	71
64	71
65	66
66	71
67	74
68	73
69	76
70	78
71	77

[1, 3, 4, 5, 7, 8, 9, 11, 11, 12, 14, 14, 16, 18, 17, 20, 20, 21, 23, 23, 24, 24, 28, 26, 30, 30, 30, 32, 32, 36, 33, 37, 37, 38, 39, 41, 41, 41, 44, 44, 45, 47, 47, 48, 48, 48, 56, 48, 57, 54, 53, 56, 58, 56, 58, 62, 58, 64, 62, 64, 64, 72, 65, 71, 71, 66, 71, 74, 73, 76, 78, 77]

cp's OEIS Frontend

A116590 a(0)=1; a(n)=b(n+2)+b(n), where b(n)=A005185(n) is the Hofstadter Q-sequence: b(1)=b(2)=1; b(n)=b(n-b(n-1))+b(n-b(n-2)) for n > 2.

Table of values

List of values

n	a(n)
0	1
1	3
2	4
3	5
4	7
5	8
6	9
7	11
8	11
9	12
10	14
11	14
12	16
13	18
14	17
15	20
16	20
17	21
18	23
19	23
20	24
21	24
22	28
23	26
24	30
25	30
26	30
27	32
28	32
29	36
30	33
31	37
32	37
33	38
34	39
35	41
36	41
37	41
38	44
39	44
40	45
41	47
42	47
43	48
44	48
45	48
46	56
47	48
48	57
49	54
50	53
51	56
52	58
53	56
54	58
55	62
56	58
57	64
58	62
59	64
60	64
61	72
62	65
63	71
64	71
65	66
66	71
67	74
68	73
69	76
70	78
71	77

n	a(n)
0	1
1	3
2	4
3	5
4	7
5	8
6	9
7	11
8	11
9	12
10	14
11	14
12	16
13	18
14	17
15	20
16	20
17	21
18	23
19	23
20	24
21	24
22	28
23	26
24	30
25	30
26	30
27	32
28	32
29	36
30	33
31	37
32	37
33	38
34	39
35	41
36	41
37	41
38	44
39	44
40	45
41	47
42	47
43	48
44	48
45	48
46	56
47	48
48	57
49	54
50	53
51	56
52	58
53	56
54	58
55	62
56	58
57	64
58	62
59	64
60	64
61	72
62	65
63	71
64	71
65	66
66	71
67	74
68	73
69	76
70	78
71	77

n	a(n)
0	1
1	3
2	4
3	5
4	7
5	8
6	9
7	11
8	11
9	12
10	14
11	14
12	16
13	18
14	17
15	20
16	20
17	21
18	23
19	23
20	24
21	24
22	28
23	26
24	30
25	30
26	30
27	32
28	32
29	36
30	33
31	37
32	37
33	38
34	39
35	41
36	41
37	41
38	44
39	44
40	45
41	47
42	47
43	48
44	48
45	48
46	56
47	48
48	57
49	54
50	53
51	56
52	58
53	56
54	58
55	62
56	58
57	64
58	62
59	64
60	64
61	72
62	65
63	71
64	71
65	66
66	71
67	74
68	73
69	76
70	78
71	77