A323420 - cp's OEIS frontend

A323420 Lexicographically earliest sequence of positive integers such that for any n > 0, a(n + a(n)) > a(n).

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

[1, 2, 1, 3, 1, 2, 4, 3, 1, 2, 5, 3, 1, 2, 4, 6, 1, 2, 5, 3, 1, 7, 4, 6, 1, 2, 5, 3, 8, 7, 4, 6, 1, 2, 5, 3, 9, 7, 4, 6, 1, 2, 5, 3, 8, 10, 4, 6, 1, 2, 5, 3, 9, 7, 4, 11, 1, 2, 5, 3, 8, 10, 4, 6, 1, 2, 12, 3, 9, 7, 4, 11, 1, 2, 5, 3, 8, 10, 13, 6, 1, 2, 12, 3]

cp's OEIS Frontend

A323420 Lexicographically earliest sequence of positive integers such that for any n > 0, a(n + a(n)) > a(n).

Table of values

List of values

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

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

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