A191283 - cp's OEIS frontend

A191283 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 2x and x(x+1)/2 are in a.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	8
7	10
8	12
9	16
10	20
11	21
12	24
13	32
14	36
15	40
16	42
17	48
18	55
19	64
20	72
21	78
22	80
23	84
24	96
25	110
26	128
27	136
28	144
29	156
30	160
31	168
32	192
33	210
34	220
35	231
36	256
37	272
38	288
39	300
40	312
41	320
42	336
43	384
44	420
45	440
46	462
47	512
48	528
49	544
50	576
51	600
52	624
53	640
54	666
55	672
56	768
57	820
58	840
59	880
60	903
61	924
62	1024
63	1056
64	1088
65	1152
66	1176
67	1200
68	1248
69	1280
70	1332

[1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 21, 24, 32, 36, 40, 42, 48, 55, 64, 72, 78, 80, 84, 96, 110, 128, 136, 144, 156, 160, 168, 192, 210, 220, 231, 256, 272, 288, 300, 312, 320, 336, 384, 420, 440, 462, 512, 528, 544, 576, 600, 624, 640, 666, 672, 768, 820, 840, 880, 903, 924, 1024, 1056, 1088, 1152, 1176, 1200, 1248, 1280, 1332]

cp's OEIS Frontend

A191283 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 2x and x(x+1)/2 are in a.

Table of values

List of values