A330332 - cp's OEIS frontend

A330332 a(n) = (number of times a(n-1) has already appeared) + (number of times a(n-2) has already appeared) + (number of times a(n-3) has already appeared), starting with a(n) = n for n<3.

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	5
6	5
7	6
8	5
9	7
10	5
11	9
12	6
13	7
14	5
15	9
16	9
17	11
18	7
19	7
20	9
21	12
22	9
23	11
24	8
25	8
26	6
27	7
28	10
29	9
30	12
31	9
32	16
33	10
34	10
35	7
36	12
37	12
38	14
39	9
40	13
41	10
42	13
43	8
44	9
45	14
46	14
47	15
48	7
49	11
50	11
51	15
52	10
53	11
54	12
55	15
56	13
57	11
58	12
59	15
60	16
61	12
62	13
63	13
64	17
65	11
66	13
67	14
68	17
69	12
70	14
71	15
72	18
73	11
74	14
75	15
76	20
77	13
78	14
79	15
80	21
81	15

[0, 1, 2, 3, 3, 5, 5, 6, 5, 7, 5, 9, 6, 7, 5, 9, 9, 11, 7, 7, 9, 12, 9, 11, 8, 8, 6, 7, 10, 9, 12, 9, 16, 10, 10, 7, 12, 12, 14, 9, 13, 10, 13, 8, 9, 14, 14, 15, 7, 11, 11, 15, 10, 11, 12, 15, 13, 11, 12, 15, 16, 12, 13, 13, 17, 11, 13, 14, 17, 12, 14, 15, 18, 11, 14, 15, 20, 13, 14, 15, 21, 15]

cp's OEIS Frontend

A330332 a(n) = (number of times a(n-1) has already appeared) + (number of times a(n-2) has already appeared) + (number of times a(n-3) has already appeared), starting with a(n) = n for n<3.

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	5
6	5
7	6
8	5
9	7
10	5
11	9
12	6
13	7
14	5
15	9
16	9
17	11
18	7
19	7
20	9
21	12
22	9
23	11
24	8
25	8
26	6
27	7
28	10
29	9
30	12
31	9
32	16
33	10
34	10
35	7
36	12
37	12
38	14
39	9
40	13
41	10
42	13
43	8
44	9
45	14
46	14
47	15
48	7
49	11
50	11
51	15
52	10
53	11
54	12
55	15
56	13
57	11
58	12
59	15
60	16
61	12
62	13
63	13
64	17
65	11
66	13
67	14
68	17
69	12
70	14
71	15
72	18
73	11
74	14
75	15
76	20
77	13
78	14
79	15
80	21
81	15

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	5
6	5
7	6
8	5
9	7
10	5
11	9
12	6
13	7
14	5
15	9
16	9
17	11
18	7
19	7
20	9
21	12
22	9
23	11
24	8
25	8
26	6
27	7
28	10
29	9
30	12
31	9
32	16
33	10
34	10
35	7
36	12
37	12
38	14
39	9
40	13
41	10
42	13
43	8
44	9
45	14
46	14
47	15
48	7
49	11
50	11
51	15
52	10
53	11
54	12
55	15
56	13
57	11
58	12
59	15
60	16
61	12
62	13
63	13
64	17
65	11
66	13
67	14
68	17
69	12
70	14
71	15
72	18
73	11
74	14
75	15
76	20
77	13
78	14
79	15
80	21
81	15

n	a(n)
0	0
1	1
2	2
3	3
4	3
5	5
6	5
7	6
8	5
9	7
10	5
11	9
12	6
13	7
14	5
15	9
16	9
17	11
18	7
19	7
20	9
21	12
22	9
23	11
24	8
25	8
26	6
27	7
28	10
29	9
30	12
31	9
32	16
33	10
34	10
35	7
36	12
37	12
38	14
39	9
40	13
41	10
42	13
43	8
44	9
45	14
46	14
47	15
48	7
49	11
50	11
51	15
52	10
53	11
54	12
55	15
56	13
57	11
58	12
59	15
60	16
61	12
62	13
63	13
64	17
65	11
66	13
67	14
68	17
69	12
70	14
71	15
72	18
73	11
74	14
75	15
76	20
77	13
78	14
79	15
80	21
81	15