A191289 - cp's OEIS frontend

A191289 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 3x-1 and x^2 are in a.

n	a(n)
1	1
2	2
3	4
4	5
5	11
6	14
7	16
8	25
9	32
10	41
11	47
12	74
13	95
14	121
15	122
16	140
17	196
18	221
19	256
20	284
21	362
22	365
23	419
24	587
25	625
26	662
27	767
28	851
29	1024
30	1085
31	1094
32	1256
33	1681
34	1760
35	1874
36	1985
37	2209
38	2300
39	2552
40	3071
41	3254
42	3281
43	3767
44	5042
45	5279
46	5476
47	5621
48	5954
49	6626
50	6899
51	7655
52	9025
53	9212
54	9761
55	9842
56	11300
57	14641
58	14884
59	15125
60	15836

[1, 2, 4, 5, 11, 14, 16, 25, 32, 41, 47, 74, 95, 121, 122, 140, 196, 221, 256, 284, 362, 365, 419, 587, 625, 662, 767, 851, 1024, 1085, 1094, 1256, 1681, 1760, 1874, 1985, 2209, 2300, 2552, 3071, 3254, 3281, 3767, 5042, 5279, 5476, 5621, 5954, 6626, 6899, 7655, 9025, 9212, 9761, 9842, 11300, 14641, 14884, 15125, 15836]

cp's OEIS Frontend

A191289 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 3x-1 and x^2 are in a.

Table of values

List of values