A329949 - cp's OEIS frontend

A329949 Lexicographically earliest sequence of positive numbers such that following proposition is true: a(n) is the number of occurrences of a(n+1) in the sequence so far, up to and including a(n+1).

n	a(n)
1	1
2	2
3	2
4	1
5	3
6	2
7	3
8	3
9	1
10	4
11	2
12	4
13	3
14	4
15	4
16	1
17	5
18	2
19	5
20	3
21	5
22	4
23	5
24	5
25	1
26	6
27	2
28	6
29	3
30	6
31	4
32	6
33	5
34	6
35	6
36	1
37	7
38	2
39	7
40	3
41	7
42	4
43	7
44	5
45	7
46	6
47	7
48	7
49	1
50	8
51	2
52	8
53	3
54	8
55	4
56	8
57	5
58	8
59	6
60	8
61	7
62	8
63	8
64	1
65	9
66	2
67	9
68	3
69	9
70	4
71	9
72	5
73	9
74	6
75	9
76	7
77	9
78	8
79	9
80	9
81	1
82	10
83	2
84	10
85	3
86	10
87	4
88	10
89	5
90	10
91	6
92	10
93	7
94	10
95	8
96	10
97	9
98	10
99	10
100	1
101	11
102	2
103	11
104	3
105	11
106	4
107	11
108	5
109	11
110	6
111	11
112	7
113	11
114	8
115	11
116	9
117	11
118	10
119	11
120	11
121	1
122	12

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

cp's OEIS Frontend

A329949 Lexicographically earliest sequence of positive numbers such that following proposition is true: a(n) is the number of occurrences of a(n+1) in the sequence so far, up to and including a(n+1).

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	1
5	3
6	2
7	3
8	3
9	1
10	4
11	2
12	4
13	3
14	4
15	4
16	1
17	5
18	2
19	5
20	3
21	5
22	4
23	5
24	5
25	1
26	6
27	2
28	6
29	3
30	6
31	4
32	6
33	5
34	6
35	6
36	1
37	7
38	2
39	7
40	3
41	7
42	4
43	7
44	5
45	7
46	6
47	7
48	7
49	1
50	8
51	2
52	8
53	3
54	8
55	4
56	8
57	5
58	8
59	6
60	8
61	7
62	8
63	8
64	1
65	9
66	2
67	9
68	3
69	9
70	4
71	9
72	5
73	9
74	6
75	9
76	7
77	9
78	8
79	9
80	9
81	1
82	10
83	2
84	10
85	3
86	10
87	4
88	10
89	5
90	10
91	6
92	10
93	7
94	10
95	8
96	10
97	9
98	10
99	10
100	1
101	11
102	2
103	11
104	3
105	11
106	4
107	11
108	5
109	11
110	6
111	11
112	7
113	11
114	8
115	11
116	9
117	11
118	10
119	11
120	11
121	1
122	12

n	a(n)
1	1
2	2
3	2
4	1
5	3
6	2
7	3
8	3
9	1
10	4
11	2
12	4
13	3
14	4
15	4
16	1
17	5
18	2
19	5
20	3
21	5
22	4
23	5
24	5
25	1
26	6
27	2
28	6
29	3
30	6
31	4
32	6
33	5
34	6
35	6
36	1
37	7
38	2
39	7
40	3
41	7
42	4
43	7
44	5
45	7
46	6
47	7
48	7
49	1
50	8
51	2
52	8
53	3
54	8
55	4
56	8
57	5
58	8
59	6
60	8
61	7
62	8
63	8
64	1
65	9
66	2
67	9
68	3
69	9
70	4
71	9
72	5
73	9
74	6
75	9
76	7
77	9
78	8
79	9
80	9
81	1
82	10
83	2
84	10
85	3
86	10
87	4
88	10
89	5
90	10
91	6
92	10
93	7
94	10
95	8
96	10
97	9
98	10
99	10
100	1
101	11
102	2
103	11
104	3
105	11
106	4
107	11
108	5
109	11
110	6
111	11
112	7
113	11
114	8
115	11
116	9
117	11
118	10
119	11
120	11
121	1
122	12

n	a(n)
1	1
2	2
3	2
4	1
5	3
6	2
7	3
8	3
9	1
10	4
11	2
12	4
13	3
14	4
15	4
16	1
17	5
18	2
19	5
20	3
21	5
22	4
23	5
24	5
25	1
26	6
27	2
28	6
29	3
30	6
31	4
32	6
33	5
34	6
35	6
36	1
37	7
38	2
39	7
40	3
41	7
42	4
43	7
44	5
45	7
46	6
47	7
48	7
49	1
50	8
51	2
52	8
53	3
54	8
55	4
56	8
57	5
58	8
59	6
60	8
61	7
62	8
63	8
64	1
65	9
66	2
67	9
68	3
69	9
70	4
71	9
72	5
73	9
74	6
75	9
76	7
77	9
78	8
79	9
80	9
81	1
82	10
83	2
84	10
85	3
86	10
87	4
88	10
89	5
90	10
91	6
92	10
93	7
94	10
95	8
96	10
97	9
98	10
99	10
100	1
101	11
102	2
103	11
104	3
105	11
106	4
107	11
108	5
109	11
110	6
111	11
112	7
113	11
114	8
115	11
116	9
117	11
118	10
119	11
120	11
121	1
122	12