A081882 - cp's OEIS frontend

A081882 Number of steps needed to reach an integer starting with n-1/4 and iterating the map x ->x*ceiling(x).

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

[2, 8, 1, 2, 3, 2, 1, 4, 2, 3, 1, 4, 8, 3, 1, 4, 2, 4, 1, 2, 3, 2, 1, 5, 2, 5, 1, 3, 4, 6, 1, 8, 2, 5, 1, 2, 3, 2, 1, 3, 2, 6, 1, 5, 5, 3, 1, 3, 2, 3, 1, 2, 3, 2, 1, 8, 2, 7, 1, 3, 4, 4, 1, 4, 2, 4, 1, 2, 3, 2, 1, 5, 2, 3, 1, 4, 6, 3, 1, 5, 2, 8, 1, 2, 3, 2, 1, 6, 2, 4, 1, 3, 4, 5, 1, 4, 2, 4, 1, 2, 3, 2, 1, 3, 2]

cp's OEIS Frontend

A081882 Number of steps needed to reach an integer starting with n-1/4 and iterating the map x ->x*ceiling(x).

Table of values

List of values

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

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

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