A257701 - cp's OEIS frontend

A257701 Number of steps from n to 1 using this algorithm: x -> floor(r*x) if x is odd, and x -> floor(x/r) if x is even, where r = sqrt(3).

n	a(n)
1	0
2	1
3	5
4	2
5	4
6	6
7	8
8	3
9	16
10	5
11	9
12	7
13	9
14	4
15	15
16	17
17	21
18	6
19	8
20	10
21	12
22	8
23	18
24	10
25	14
26	16
27	18
28	18
29	20
30	22
31	32
32	7
33	11
34	9
35	11
36	11
37	13
38	13
39	17
40	19
41	23
42	11
43	13
44	15
45	19
46	17
47	21
48	19
49	21
50	19
51	21
52	23
53	31
54	33
55	37
56	8
57	10
58	12
59	14
60	10
61	22
62	12
63	16
64	12
65	14
66	14
67	16
68	18
69	22

[0, 1, 5, 2, 4, 6, 8, 3, 16, 5, 9, 7, 9, 4, 15, 17, 21, 6, 8, 10, 12, 8, 18, 10, 14, 16, 18, 18, 20, 22, 32, 7, 11, 9, 11, 11, 13, 13, 17, 19, 23, 11, 13, 15, 19, 17, 21, 19, 21, 19, 21, 23, 31, 33, 37, 8, 10, 12, 14, 10, 22, 12, 16, 12, 14, 14, 16, 18, 22]

cp's OEIS Frontend

A257701 Number of steps from n to 1 using this algorithm: x -> floor(r*x) if x is odd, and x -> floor(x/r) if x is even, where r = sqrt(3).

Table of values

List of values

n	a(n)
1	0
2	1
3	5
4	2
5	4
6	6
7	8
8	3
9	16
10	5
11	9
12	7
13	9
14	4
15	15
16	17
17	21
18	6
19	8
20	10
21	12
22	8
23	18
24	10
25	14
26	16
27	18
28	18
29	20
30	22
31	32
32	7
33	11
34	9
35	11
36	11
37	13
38	13
39	17
40	19
41	23
42	11
43	13
44	15
45	19
46	17
47	21
48	19
49	21
50	19
51	21
52	23
53	31
54	33
55	37
56	8
57	10
58	12
59	14
60	10
61	22
62	12
63	16
64	12
65	14
66	14
67	16
68	18
69	22

n	a(n)
1	0
2	1
3	5
4	2
5	4
6	6
7	8
8	3
9	16
10	5
11	9
12	7
13	9
14	4
15	15
16	17
17	21
18	6
19	8
20	10
21	12
22	8
23	18
24	10
25	14
26	16
27	18
28	18
29	20
30	22
31	32
32	7
33	11
34	9
35	11
36	11
37	13
38	13
39	17
40	19
41	23
42	11
43	13
44	15
45	19
46	17
47	21
48	19
49	21
50	19
51	21
52	23
53	31
54	33
55	37
56	8
57	10
58	12
59	14
60	10
61	22
62	12
63	16
64	12
65	14
66	14
67	16
68	18
69	22

n	a(n)
1	0
2	1
3	5
4	2
5	4
6	6
7	8
8	3
9	16
10	5
11	9
12	7
13	9
14	4
15	15
16	17
17	21
18	6
19	8
20	10
21	12
22	8
23	18
24	10
25	14
26	16
27	18
28	18
29	20
30	22
31	32
32	7
33	11
34	9
35	11
36	11
37	13
38	13
39	17
40	19
41	23
42	11
43	13
44	15
45	19
46	17
47	21
48	19
49	21
50	19
51	21
52	23
53	31
54	33
55	37
56	8
57	10
58	12
59	14
60	10
61	22
62	12
63	16
64	12
65	14
66	14
67	16
68	18
69	22