A258020 - cp's OEIS frontend

A258020 Number of steps to reach a fixed point with map x -> floor(tan(x)) when starting the iteration with the initial value x = n.

n	a(n)
0	0
1	0
2	2
3	5
4	1
5	5
6	5
7	1
8	6
9	5
10	1
11	2
12	5
13	1
14	2
15	5
16	1
17	6
18	4
19	1
20	3
21	4
22	1
23	1
24	2
25	5
26	1
27	5
28	5
29	1
30	6
31	5
32	1
33	6
34	5
35	1
36	2
37	5
38	1
39	6
40	4
41	1
42	3
43	4
44	1
45	1
46	2
47	5
48	1
49	5
50	5
51	1
52	6
53	5
54	1
55	4
56	5
57	1
58	7
59	5
60	1
61	6
62	4
63	1
64	3
65	4
66	1
67	1
68	2
69	5
70	1
71	5
72	5
73	1
74	2
75	5
76	1
77	7
78	5
79	1
80	6
81	5
82	1
83	6
84	4
85	1
86	3
87	4
88	1
89	1
90	4
91	5
92	1
93	2
94	5
95	1
96	2
97	5
98	1
99	5
100	5
101	1
102	6
103	5
104	1
105	2
106	4
107	1
108	3
109	4
110	1
111	1
112	4
113	5
114	1
115	2
116	5
117	1
118	2
119	5
120	1

[0, 0, 2, 5, 1, 5, 5, 1, 6, 5, 1, 2, 5, 1, 2, 5, 1, 6, 4, 1, 3, 4, 1, 1, 2, 5, 1, 5, 5, 1, 6, 5, 1, 6, 5, 1, 2, 5, 1, 6, 4, 1, 3, 4, 1, 1, 2, 5, 1, 5, 5, 1, 6, 5, 1, 4, 5, 1, 7, 5, 1, 6, 4, 1, 3, 4, 1, 1, 2, 5, 1, 5, 5, 1, 2, 5, 1, 7, 5, 1, 6, 5, 1, 6, 4, 1, 3, 4, 1, 1, 4, 5, 1, 2, 5, 1, 2, 5, 1, 5, 5, 1, 6, 5, 1, 2, 4, 1, 3, 4, 1, 1, 4, 5, 1, 2, 5, 1, 2, 5, 1]

cp's OEIS Frontend

A258020 Number of steps to reach a fixed point with map x -> floor(tan(x)) when starting the iteration with the initial value x = n.

Table of values

List of values

n	a(n)
0	0
1	0
2	2
3	5
4	1
5	5
6	5
7	1
8	6
9	5
10	1
11	2
12	5
13	1
14	2
15	5
16	1
17	6
18	4
19	1
20	3
21	4
22	1
23	1
24	2
25	5
26	1
27	5
28	5
29	1
30	6
31	5
32	1
33	6
34	5
35	1
36	2
37	5
38	1
39	6
40	4
41	1
42	3
43	4
44	1
45	1
46	2
47	5
48	1
49	5
50	5
51	1
52	6
53	5
54	1
55	4
56	5
57	1
58	7
59	5
60	1
61	6
62	4
63	1
64	3
65	4
66	1
67	1
68	2
69	5
70	1
71	5
72	5
73	1
74	2
75	5
76	1
77	7
78	5
79	1
80	6
81	5
82	1
83	6
84	4
85	1
86	3
87	4
88	1
89	1
90	4
91	5
92	1
93	2
94	5
95	1
96	2
97	5
98	1
99	5
100	5
101	1
102	6
103	5
104	1
105	2
106	4
107	1
108	3
109	4
110	1
111	1
112	4
113	5
114	1
115	2
116	5
117	1
118	2
119	5
120	1

n	a(n)
0	0
1	0
2	2
3	5
4	1
5	5
6	5
7	1
8	6
9	5
10	1
11	2
12	5
13	1
14	2
15	5
16	1
17	6
18	4
19	1
20	3
21	4
22	1
23	1
24	2
25	5
26	1
27	5
28	5
29	1
30	6
31	5
32	1
33	6
34	5
35	1
36	2
37	5
38	1
39	6
40	4
41	1
42	3
43	4
44	1
45	1
46	2
47	5
48	1
49	5
50	5
51	1
52	6
53	5
54	1
55	4
56	5
57	1
58	7
59	5
60	1
61	6
62	4
63	1
64	3
65	4
66	1
67	1
68	2
69	5
70	1
71	5
72	5
73	1
74	2
75	5
76	1
77	7
78	5
79	1
80	6
81	5
82	1
83	6
84	4
85	1
86	3
87	4
88	1
89	1
90	4
91	5
92	1
93	2
94	5
95	1
96	2
97	5
98	1
99	5
100	5
101	1
102	6
103	5
104	1
105	2
106	4
107	1
108	3
109	4
110	1
111	1
112	4
113	5
114	1
115	2
116	5
117	1
118	2
119	5
120	1

n	a(n)
0	0
1	0
2	2
3	5
4	1
5	5
6	5
7	1
8	6
9	5
10	1
11	2
12	5
13	1
14	2
15	5
16	1
17	6
18	4
19	1
20	3
21	4
22	1
23	1
24	2
25	5
26	1
27	5
28	5
29	1
30	6
31	5
32	1
33	6
34	5
35	1
36	2
37	5
38	1
39	6
40	4
41	1
42	3
43	4
44	1
45	1
46	2
47	5
48	1
49	5
50	5
51	1
52	6
53	5
54	1
55	4
56	5
57	1
58	7
59	5
60	1
61	6
62	4
63	1
64	3
65	4
66	1
67	1
68	2
69	5
70	1
71	5
72	5
73	1
74	2
75	5
76	1
77	7
78	5
79	1
80	6
81	5
82	1
83	6
84	4
85	1
86	3
87	4
88	1
89	1
90	4
91	5
92	1
93	2
94	5
95	1
96	2
97	5
98	1
99	5
100	5
101	1
102	6
103	5
104	1
105	2
106	4
107	1
108	3
109	4
110	1
111	1
112	4
113	5
114	1
115	2
116	5
117	1
118	2
119	5
120	1