A165112 - cp's OEIS frontend

A165112 Length of preperiodic part of trajectory of n under iteration of the base-9 Kaprekar map in A165110.

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

[0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 3, 2, 2, 0, 3, 1, 2, 1, 2, 1, 3, 2, 2, 1, 3, 1, 2, 1, 2, 1, 3, 2, 2, 2, 3, 1, 2, 1, 2, 1, 3, 2, 2, 2, 3, 0, 2, 1, 2, 1, 3, 1, 2, 2, 3, 1, 2, 1, 2, 1, 3, 1, 2, 2, 3, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 1, 2, 1, 2, 2, 4, 3, 1, 1, 2, 3, 4, 2, 1, 2, 4, 3, 1, 1, 2, 3, 4, 2, 2, 4, 3, 1]

cp's OEIS Frontend

A165112 Length of preperiodic part of trajectory of n under iteration of the base-9 Kaprekar map in A165110.

Table of values

List of values

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

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

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