A072147 - cp's OEIS frontend

A072147 Records for the length of the preperiodic part of the 'Reverse and Subtract' trajectories.

n	a(n)
1	0
2	1
3	2
4	6
5	7
6	12
7	13
8	18
9	25
10	40
11	45
12	47
13	48
14	49
15	55
16	56
17	60
18	62
19	63
20	64
21	66
22	71
23	72
24	75
25	78
26	81
27	106
28	108
29	111
30	112
31	114
32	115
33	119
34	121
35	122
36	130
37	132
38	133
39	135
40	147
41	148
42	149
43	151
44	156

[0, 1, 2, 6, 7, 12, 13, 18, 25, 40, 45, 47, 48, 49, 55, 56, 60, 62, 63, 64, 66, 71, 72, 75, 78, 81, 106, 108, 111, 112, 114, 115, 119, 121, 122, 130, 132, 133, 135, 147, 148, 149, 151, 156]

cp's OEIS Frontend

A072147 Records for the length of the preperiodic part of the 'Reverse and Subtract' trajectories.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	6
5	7
6	12
7	13
8	18
9	25
10	40
11	45
12	47
13	48
14	49
15	55
16	56
17	60
18	62
19	63
20	64
21	66
22	71
23	72
24	75
25	78
26	81
27	106
28	108
29	111
30	112
31	114
32	115
33	119
34	121
35	122
36	130
37	132
38	133
39	135
40	147
41	148
42	149
43	151
44	156

n	a(n)
1	0
2	1
3	2
4	6
5	7
6	12
7	13
8	18
9	25
10	40
11	45
12	47
13	48
14	49
15	55
16	56
17	60
18	62
19	63
20	64
21	66
22	71
23	72
24	75
25	78
26	81
27	106
28	108
29	111
30	112
31	114
32	115
33	119
34	121
35	122
36	130
37	132
38	133
39	135
40	147
41	148
42	149
43	151
44	156

n	a(n)
1	0
2	1
3	2
4	6
5	7
6	12
7	13
8	18
9	25
10	40
11	45
12	47
13	48
14	49
15	55
16	56
17	60
18	62
19	63
20	64
21	66
22	71
23	72
24	75
25	78
26	81
27	106
28	108
29	111
30	112
31	114
32	115
33	119
34	121
35	122
36	130
37	132
38	133
39	135
40	147
41	148
42	149
43	151
44	156