A082404 - cp's OEIS frontend

A082404 Triangle in which n-th row gives trajectory of n under the map x -> x/2 if x is even, x -> x-1 if x is odd, stopping when we reach 1.

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

[1, 2, 1, 3, 2, 1, 4, 2, 1, 5, 4, 2, 1, 6, 3, 2, 1, 7, 6, 3, 2, 1, 8, 4, 2, 1, 9, 8, 4, 2, 1, 10, 5, 4, 2, 1, 11, 10, 5, 4, 2, 1, 12, 6, 3, 2, 1, 13, 12, 6, 3, 2, 1, 14, 7, 6, 3, 2, 1, 15, 14, 7, 6, 3, 2, 1, 16, 8, 4, 2, 1, 17, 16, 8, 4, 2, 1]

cp's OEIS Frontend

A082404 Triangle in which n-th row gives trajectory of n under the map x -> x/2 if x is even, x -> x-1 if x is odd, stopping when we reach 1.

Table of values

List of values

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

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

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