A191203 - cp's OEIS frontend

A191203 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 2x and 1+x^2 are in a.

n	a(n)
1	1
2	2
3	4
4	5
5	8
6	10
7	16
8	17
9	20
10	26
11	32
12	34
13	40
14	52
15	64
16	65
17	68
18	80
19	101
20	104
21	128
22	130
23	136
24	160
25	202
26	208
27	256
28	257
29	260
30	272
31	290
32	320
33	401
34	404
35	416
36	512
37	514
38	520
39	544
40	580
41	640
42	677
43	802
44	808
45	832
46	1024
47	1025
48	1028
49	1040
50	1088
51	1157
52	1160
53	1280
54	1354
55	1601
56	1604
57	1616
58	1664
59	2048
60	2050
61	2056
62	2080
63	2176
64	2314
65	2320
66	2560

[1, 2, 4, 5, 8, 10, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 101, 104, 128, 130, 136, 160, 202, 208, 256, 257, 260, 272, 290, 320, 401, 404, 416, 512, 514, 520, 544, 580, 640, 677, 802, 808, 832, 1024, 1025, 1028, 1040, 1088, 1157, 1160, 1280, 1354, 1601, 1604, 1616, 1664, 2048, 2050, 2056, 2080, 2176, 2314, 2320, 2560]

cp's OEIS Frontend

A191203 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 2x and 1+x^2 are in a.

Table of values

List of values