A328330 - cp's OEIS frontend

A328330 Let f(n) be the number of segments shown on a digital calculator to display n. Then a(n) is the number of terms in the sequence formed by iteration n -> f(n) until n = f(n).

n	a(n)
1	3
2	2
3	2
4	1
5	1
6	1
7	3
8	4
9	2
10	5
11	2
12	4
13	4
14	2
15	4
16	5
17	2
18	3
19	5
20	3
21	4
22	6
23	6
24	3
25	6
26	3
27	5
28	5
29	3
30	3
31	4
32	6
33	6
34	3
35	6
36	3
37	5
38	5
39	3
40	6
41	2
42	3
43	3
44	5
45	3
46	6
47	4
48	3
49	6
50	3
51	4
52	6
53	6
54	3
55	6
56	3
57	5
58	5
59	3
60	5
61	5
62	3
63	3
64	6
65	3
66	5
67	3
68	5
69	5
70	3
71	2
72	5
73	5
74	4
75	5
76	3
77	2
78	6
79	3
80	5
81	3
82	5
83	5
84	3
85	5
86	5
87	6
88	3

[3, 2, 2, 1, 1, 1, 3, 4, 2, 5, 2, 4, 4, 2, 4, 5, 2, 3, 5, 3, 4, 6, 6, 3, 6, 3, 5, 5, 3, 3, 4, 6, 6, 3, 6, 3, 5, 5, 3, 6, 2, 3, 3, 5, 3, 6, 4, 3, 6, 3, 4, 6, 6, 3, 6, 3, 5, 5, 3, 5, 5, 3, 3, 6, 3, 5, 3, 5, 5, 3, 2, 5, 5, 4, 5, 3, 2, 6, 3, 5, 3, 5, 5, 3, 5, 5, 6, 3]

cp's OEIS Frontend

A328330 Let f(n) be the number of segments shown on a digital calculator to display n. Then a(n) is the number of terms in the sequence formed by iteration n -> f(n) until n = f(n).

Table of values

List of values

n	a(n)
1	3
2	2
3	2
4	1
5	1
6	1
7	3
8	4
9	2
10	5
11	2
12	4
13	4
14	2
15	4
16	5
17	2
18	3
19	5
20	3
21	4
22	6
23	6
24	3
25	6
26	3
27	5
28	5
29	3
30	3
31	4
32	6
33	6
34	3
35	6
36	3
37	5
38	5
39	3
40	6
41	2
42	3
43	3
44	5
45	3
46	6
47	4
48	3
49	6
50	3
51	4
52	6
53	6
54	3
55	6
56	3
57	5
58	5
59	3
60	5
61	5
62	3
63	3
64	6
65	3
66	5
67	3
68	5
69	5
70	3
71	2
72	5
73	5
74	4
75	5
76	3
77	2
78	6
79	3
80	5
81	3
82	5
83	5
84	3
85	5
86	5
87	6
88	3

n	a(n)
1	3
2	2
3	2
4	1
5	1
6	1
7	3
8	4
9	2
10	5
11	2
12	4
13	4
14	2
15	4
16	5
17	2
18	3
19	5
20	3
21	4
22	6
23	6
24	3
25	6
26	3
27	5
28	5
29	3
30	3
31	4
32	6
33	6
34	3
35	6
36	3
37	5
38	5
39	3
40	6
41	2
42	3
43	3
44	5
45	3
46	6
47	4
48	3
49	6
50	3
51	4
52	6
53	6
54	3
55	6
56	3
57	5
58	5
59	3
60	5
61	5
62	3
63	3
64	6
65	3
66	5
67	3
68	5
69	5
70	3
71	2
72	5
73	5
74	4
75	5
76	3
77	2
78	6
79	3
80	5
81	3
82	5
83	5
84	3
85	5
86	5
87	6
88	3

n	a(n)
1	3
2	2
3	2
4	1
5	1
6	1
7	3
8	4
9	2
10	5
11	2
12	4
13	4
14	2
15	4
16	5
17	2
18	3
19	5
20	3
21	4
22	6
23	6
24	3
25	6
26	3
27	5
28	5
29	3
30	3
31	4
32	6
33	6
34	3
35	6
36	3
37	5
38	5
39	3
40	6
41	2
42	3
43	3
44	5
45	3
46	6
47	4
48	3
49	6
50	3
51	4
52	6
53	6
54	3
55	6
56	3
57	5
58	5
59	3
60	5
61	5
62	3
63	3
64	6
65	3
66	5
67	3
68	5
69	5
70	3
71	2
72	5
73	5
74	4
75	5
76	3
77	2
78	6
79	3
80	5
81	3
82	5
83	5
84	3
85	5
86	5
87	6
88	3