A232895 - cp's OEIS frontend

A232895 Sequence (or tree) S of all positive integers in the order generated by these rules: 1 and 2 are in S; if x is in S then x + 2 and 2*x are in S, where duplicates are deleted as they occur.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	8
8	7
9	10
10	12
11	16
12	9
13	14
14	20
15	24
16	18
17	32
18	11
19	28
20	22
21	40
22	26
23	48
24	36
25	34
26	64
27	13
28	30
29	56
30	44
31	42
32	80
33	52
34	50
35	96
36	38
37	72
38	68
39	66
40	128
41	15
42	60
43	58
44	112
45	46
46	88
47	84
48	82
49	160
50	54
51	104
52	100
53	98
54	192
55	76
56	74
57	144
58	70
59	136
60	132
61	130
62	256
63	17
64	62

[1, 2, 3, 4, 5, 6, 8, 7, 10, 12, 16, 9, 14, 20, 24, 18, 32, 11, 28, 22, 40, 26, 48, 36, 34, 64, 13, 30, 56, 44, 42, 80, 52, 50, 96, 38, 72, 68, 66, 128, 15, 60, 58, 112, 46, 88, 84, 82, 160, 54, 104, 100, 98, 192, 76, 74, 144, 70, 136, 132, 130, 256, 17, 62]

cp's OEIS Frontend

A232895 Sequence (or tree) S of all positive integers in the order generated by these rules: 1 and 2 are in S; if x is in S then x + 2 and 2*x are in S, where duplicates are deleted as they occur.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	8
8	7
9	10
10	12
11	16
12	9
13	14
14	20
15	24
16	18
17	32
18	11
19	28
20	22
21	40
22	26
23	48
24	36
25	34
26	64
27	13
28	30
29	56
30	44
31	42
32	80
33	52
34	50
35	96
36	38
37	72
38	68
39	66
40	128
41	15
42	60
43	58
44	112
45	46
46	88
47	84
48	82
49	160
50	54
51	104
52	100
53	98
54	192
55	76
56	74
57	144
58	70
59	136
60	132
61	130
62	256
63	17
64	62

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	8
8	7
9	10
10	12
11	16
12	9
13	14
14	20
15	24
16	18
17	32
18	11
19	28
20	22
21	40
22	26
23	48
24	36
25	34
26	64
27	13
28	30
29	56
30	44
31	42
32	80
33	52
34	50
35	96
36	38
37	72
38	68
39	66
40	128
41	15
42	60
43	58
44	112
45	46
46	88
47	84
48	82
49	160
50	54
51	104
52	100
53	98
54	192
55	76
56	74
57	144
58	70
59	136
60	132
61	130
62	256
63	17
64	62

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	8
8	7
9	10
10	12
11	16
12	9
13	14
14	20
15	24
16	18
17	32
18	11
19	28
20	22
21	40
22	26
23	48
24	36
25	34
26	64
27	13
28	30
29	56
30	44
31	42
32	80
33	52
34	50
35	96
36	38
37	72
38	68
39	66
40	128
41	15
42	60
43	58
44	112
45	46
46	88
47	84
48	82
49	160
50	54
51	104
52	100
53	98
54	192
55	76
56	74
57	144
58	70
59	136
60	132
61	130
62	256
63	17
64	62