A335836 - cp's OEIS frontend

A335836 a(1) = 1; for n>1, a(n) = floor(a(n-1)^(1/3)) if that number is not already in the sequence, otherwise a(n) = 2*a(n-1).

n	a(n)
1	1
2	2
3	4
4	8
5	16
6	32
7	3
8	6
9	12
10	24
11	48
12	96
13	192
14	5
15	10
16	20
17	40
18	80
19	160
20	320
21	640
22	1280
23	2560
24	13
25	26
26	52
27	104
28	208
29	416
30	7
31	14
32	28
33	56
34	112
35	224
36	448
37	896
38	9
39	18
40	36
41	72
42	144
43	288
44	576
45	1152
46	2304
47	4608
48	9216
49	18432
50	36864
51	33
52	66
53	132
54	264
55	528
56	1056
57	2112

[1, 2, 4, 8, 16, 32, 3, 6, 12, 24, 48, 96, 192, 5, 10, 20, 40, 80, 160, 320, 640, 1280, 2560, 13, 26, 52, 104, 208, 416, 7, 14, 28, 56, 112, 224, 448, 896, 9, 18, 36, 72, 144, 288, 576, 1152, 2304, 4608, 9216, 18432, 36864, 33, 66, 132, 264, 528, 1056, 2112]

cp's OEIS Frontend

A335836 a(1) = 1; for n>1, a(n) = floor(a(n-1)^(1/3)) if that number is not already in the sequence, otherwise a(n) = 2*a(n-1).

Table of values

List of values