A292245 - cp's OEIS frontend

A292245 Base-2 expansion of a(n) encodes the steps where numbers of the form 3k+1 are encountered when map x -> A253889(x) is iterated down to 1, starting from x=n.

n	a(n)
1	1
2	2
3	2
4	5
5	4
6	4
7	11
8	4
9	8
10	17
11	10
12	18
13	9
14	8
15	22
16	17
17	8
18	8
19	17
20	22
21	36
22	41
23	8
24	42
25	17
26	16
27	44
28	21
29	34
30	32
31	35
32	20
33	32
34	33
35	36
36	64
37	69
38	18
39	34
40	73
41	16
42	74
43	37
44	44
45	82
46	33
47	34
48	34
49	89
50	16
51	64
52	69
53	16
54	68
55	65
56	34
57	64
58	33
59	44
60	64
61	33
62	72
63	16
64	65
65	82
66	68
67	85
68	16
69	128
70	137
71	84
72	72
73	69
74	34
75	138
76	145
77	32
78	84
79	145
80	88
81	88
82	149
83	42
84	162
85	65
86	68
87	164
88	45
89	64

[1, 2, 2, 5, 4, 4, 11, 4, 8, 17, 10, 18, 9, 8, 22, 17, 8, 8, 17, 22, 36, 41, 8, 42, 17, 16, 44, 21, 34, 32, 35, 20, 32, 33, 36, 64, 69, 18, 34, 73, 16, 74, 37, 44, 82, 33, 34, 34, 89, 16, 64, 69, 16, 68, 65, 34, 64, 33, 44, 64, 33, 72, 16, 65, 82, 68, 85, 16, 128, 137, 84, 72, 69, 34, 138, 145, 32, 84, 145, 88, 88, 149, 42, 162, 65, 68, 164, 45, 64]

cp's OEIS Frontend

A292245 Base-2 expansion of a(n) encodes the steps where numbers of the form 3k+1 are encountered when map x -> A253889(x) is iterated down to 1, starting from x=n.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	5
5	4
6	4
7	11
8	4
9	8
10	17
11	10
12	18
13	9
14	8
15	22
16	17
17	8
18	8
19	17
20	22
21	36
22	41
23	8
24	42
25	17
26	16
27	44
28	21
29	34
30	32
31	35
32	20
33	32
34	33
35	36
36	64
37	69
38	18
39	34
40	73
41	16
42	74
43	37
44	44
45	82
46	33
47	34
48	34
49	89
50	16
51	64
52	69
53	16
54	68
55	65
56	34
57	64
58	33
59	44
60	64
61	33
62	72
63	16
64	65
65	82
66	68
67	85
68	16
69	128
70	137
71	84
72	72
73	69
74	34
75	138
76	145
77	32
78	84
79	145
80	88
81	88
82	149
83	42
84	162
85	65
86	68
87	164
88	45
89	64

n	a(n)
1	1
2	2
3	2
4	5
5	4
6	4
7	11
8	4
9	8
10	17
11	10
12	18
13	9
14	8
15	22
16	17
17	8
18	8
19	17
20	22
21	36
22	41
23	8
24	42
25	17
26	16
27	44
28	21
29	34
30	32
31	35
32	20
33	32
34	33
35	36
36	64
37	69
38	18
39	34
40	73
41	16
42	74
43	37
44	44
45	82
46	33
47	34
48	34
49	89
50	16
51	64
52	69
53	16
54	68
55	65
56	34
57	64
58	33
59	44
60	64
61	33
62	72
63	16
64	65
65	82
66	68
67	85
68	16
69	128
70	137
71	84
72	72
73	69
74	34
75	138
76	145
77	32
78	84
79	145
80	88
81	88
82	149
83	42
84	162
85	65
86	68
87	164
88	45
89	64

n	a(n)
1	1
2	2
3	2
4	5
5	4
6	4
7	11
8	4
9	8
10	17
11	10
12	18
13	9
14	8
15	22
16	17
17	8
18	8
19	17
20	22
21	36
22	41
23	8
24	42
25	17
26	16
27	44
28	21
29	34
30	32
31	35
32	20
33	32
34	33
35	36
36	64
37	69
38	18
39	34
40	73
41	16
42	74
43	37
44	44
45	82
46	33
47	34
48	34
49	89
50	16
51	64
52	69
53	16
54	68
55	65
56	34
57	64
58	33
59	44
60	64
61	33
62	72
63	16
64	65
65	82
66	68
67	85
68	16
69	128
70	137
71	84
72	72
73	69
74	34
75	138
76	145
77	32
78	84
79	145
80	88
81	88
82	149
83	42
84	162
85	65
86	68
87	164
88	45
89	64