A292244 - cp's OEIS frontend

A292244 Base-2 expansion of a(n) encodes the steps where multiples of 3 are encountered when map x -> A253889(x) is iterated down to 1, starting from x=n.

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

[0, 0, 1, 0, 0, 3, 0, 2, 5, 0, 0, 1, 0, 0, 1, 12, 6, 7, 14, 0, 1, 0, 4, 1, 8, 10, 3, 0, 0, 21, 24, 0, 1, 28, 2, 3, 2, 0, 1, 0, 0, 5, 2, 2, 1, 22, 24, 17, 0, 12, 33, 32, 14, 35, 42, 28, 45, 24, 0, 1, 16, 2, 11, 48, 0, 59, 0, 8, 3, 0, 2, 5, 0, 16, 1, 4, 20, 3, 6, 6, 7, 8, 0, 1, 56, 0, 3, 0, 42, 5, 0, 48, 5, 0, 0, 1, 14, 2, 65, 64, 56, 49, 44, 4, 49, 64, 6, 57, 0]

cp's OEIS Frontend

A292244 Base-2 expansion of a(n) encodes the steps where multiples of 3 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	0
2	0
3	1
4	0
5	0
6	3
7	0
8	2
9	5
10	0
11	0
12	1
13	0
14	0
15	1
16	12
17	6
18	7
19	14
20	0
21	1
22	0
23	4
24	1
25	8
26	10
27	3
28	0
29	0
30	21
31	24
32	0
33	1
34	28
35	2
36	3
37	2
38	0
39	1
40	0
41	0
42	5
43	2
44	2
45	1
46	22
47	24
48	17
49	0
50	12
51	33
52	32
53	14
54	35
55	42
56	28
57	45
58	24
59	0
60	1
61	16
62	2
63	11
64	48
65	0
66	59
67	0
68	8
69	3
70	0
71	2
72	5
73	0
74	16
75	1
76	4
77	20
78	3
79	6
80	6
81	7
82	8
83	0
84	1
85	56
86	0
87	3
88	0
89	42
90	5
91	0
92	48
93	5
94	0
95	0
96	1
97	14
98	2
99	65
100	64
101	56
102	49
103	44
104	4
105	49
106	64
107	6
108	57
109	0

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

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