A050008 - cp's OEIS frontend

A050008 a(n) = floor(a(n-1)/2) if this is positive and not yet in the sequence, otherwise a(n) = 6*a(n-1).

n	a(n)
1	1
2	6
3	3
4	18
5	9
6	4
7	2
8	12
9	72
10	36
11	216
12	108
13	54
14	27
15	13
16	78
17	39
18	19
19	114
20	57
21	28
22	14
23	7
24	42
25	21
26	10
27	5
28	30
29	15
30	90
31	45
32	22
33	11
34	66
35	33
36	16
37	8
38	48
39	24
40	144
41	864
42	432
43	2592
44	1296
45	648
46	324
47	162
48	81
49	40
50	20
51	120
52	60
53	360
54	180
55	1080
56	540
57	270
58	135

[1, 6, 3, 18, 9, 4, 2, 12, 72, 36, 216, 108, 54, 27, 13, 78, 39, 19, 114, 57, 28, 14, 7, 42, 21, 10, 5, 30, 15, 90, 45, 22, 11, 66, 33, 16, 8, 48, 24, 144, 864, 432, 2592, 1296, 648, 324, 162, 81, 40, 20, 120, 60, 360, 180, 1080, 540, 270, 135]

cp's OEIS Frontend

A050008 a(n) = floor(a(n-1)/2) if this is positive and not yet in the sequence, otherwise a(n) = 6*a(n-1).

Table of values

List of values