A191110 - cp's OEIS frontend

A191110 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 3x and 3x+2 are in a.

n	a(n)
1	1
2	3
3	5
4	9
5	11
6	15
7	17
8	27
9	29
10	33
11	35
12	45
13	47
14	51
15	53
16	81
17	83
18	87
19	89
20	99
21	101
22	105
23	107
24	135
25	137
26	141
27	143
28	153
29	155
30	159
31	161
32	243
33	245
34	249
35	251
36	261
37	263
38	267
39	269
40	297
41	299
42	303
43	305
44	315
45	317
46	321
47	323
48	405
49	407
50	411
51	413
52	423
53	425
54	429
55	431
56	459
57	461
58	465
59	467
60	477
61	479
62	483
63	485
64	729
65	731
66	735
67	737
68	747
69	749
70	753
71	755
72	783

[1, 3, 5, 9, 11, 15, 17, 27, 29, 33, 35, 45, 47, 51, 53, 81, 83, 87, 89, 99, 101, 105, 107, 135, 137, 141, 143, 153, 155, 159, 161, 243, 245, 249, 251, 261, 263, 267, 269, 297, 299, 303, 305, 315, 317, 321, 323, 405, 407, 411, 413, 423, 425, 429, 431, 459, 461, 465, 467, 477, 479, 483, 485, 729, 731, 735, 737, 747, 749, 753, 755, 783]

cp's OEIS Frontend

A191110 Increasing sequence generated by these rules: a(1)=1, and if x is in a then 3x and 3x+2 are in a.

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	9
5	11
6	15
7	17
8	27
9	29
10	33
11	35
12	45
13	47
14	51
15	53
16	81
17	83
18	87
19	89
20	99
21	101
22	105
23	107
24	135
25	137
26	141
27	143
28	153
29	155
30	159
31	161
32	243
33	245
34	249
35	251
36	261
37	263
38	267
39	269
40	297
41	299
42	303
43	305
44	315
45	317
46	321
47	323
48	405
49	407
50	411
51	413
52	423
53	425
54	429
55	431
56	459
57	461
58	465
59	467
60	477
61	479
62	483
63	485
64	729
65	731
66	735
67	737
68	747
69	749
70	753
71	755
72	783

n	a(n)
1	1
2	3
3	5
4	9
5	11
6	15
7	17
8	27
9	29
10	33
11	35
12	45
13	47
14	51
15	53
16	81
17	83
18	87
19	89
20	99
21	101
22	105
23	107
24	135
25	137
26	141
27	143
28	153
29	155
30	159
31	161
32	243
33	245
34	249
35	251
36	261
37	263
38	267
39	269
40	297
41	299
42	303
43	305
44	315
45	317
46	321
47	323
48	405
49	407
50	411
51	413
52	423
53	425
54	429
55	431
56	459
57	461
58	465
59	467
60	477
61	479
62	483
63	485
64	729
65	731
66	735
67	737
68	747
69	749
70	753
71	755
72	783

n	a(n)
1	1
2	3
3	5
4	9
5	11
6	15
7	17
8	27
9	29
10	33
11	35
12	45
13	47
14	51
15	53
16	81
17	83
18	87
19	89
20	99
21	101
22	105
23	107
24	135
25	137
26	141
27	143
28	153
29	155
30	159
31	161
32	243
33	245
34	249
35	251
36	261
37	263
38	267
39	269
40	297
41	299
42	303
43	305
44	315
45	317
46	321
47	323
48	405
49	407
50	411
51	413
52	423
53	425
54	429
55	431
56	459
57	461
58	465
59	467
60	477
61	479
62	483
63	485
64	729
65	731
66	735
67	737
68	747
69	749
70	753
71	755
72	783