A232644 - cp's OEIS frontend

A232644 Sequence (or tree) generated by these rules: 1 is in S, and if x is in S, then x + 1 and 2*x + 3 are in S, and duplicates are deleted as they occur.

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	6
7	13
8	4
9	9
10	8
11	17
12	15
13	14
14	29
15	11
16	10
17	21
18	19
19	18
20	37
21	16
22	33
23	31
24	30
25	61
26	12
27	25
28	23
29	22
30	45
31	20
32	41
33	39
34	38
35	77
36	35
37	34
38	69
39	32
40	65
41	63
42	62
43	125
44	27
45	26
46	53
47	24
48	49
49	47
50	46
51	93
52	43
53	42
54	85
55	40
56	81
57	79
58	78
59	157
60	36
61	73
62	71
63	70
64	141
65	67
66	66

[1, 2, 5, 3, 7, 6, 13, 4, 9, 8, 17, 15, 14, 29, 11, 10, 21, 19, 18, 37, 16, 33, 31, 30, 61, 12, 25, 23, 22, 45, 20, 41, 39, 38, 77, 35, 34, 69, 32, 65, 63, 62, 125, 27, 26, 53, 24, 49, 47, 46, 93, 43, 42, 85, 40, 81, 79, 78, 157, 36, 73, 71, 70, 141, 67, 66]

cp's OEIS Frontend

A232644 Sequence (or tree) generated by these rules: 1 is in S, and if x is in S, then x + 1 and 2*x + 3 are in S, and duplicates are deleted as they occur.

Table of values

List of values

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	6
7	13
8	4
9	9
10	8
11	17
12	15
13	14
14	29
15	11
16	10
17	21
18	19
19	18
20	37
21	16
22	33
23	31
24	30
25	61
26	12
27	25
28	23
29	22
30	45
31	20
32	41
33	39
34	38
35	77
36	35
37	34
38	69
39	32
40	65
41	63
42	62
43	125
44	27
45	26
46	53
47	24
48	49
49	47
50	46
51	93
52	43
53	42
54	85
55	40
56	81
57	79
58	78
59	157
60	36
61	73
62	71
63	70
64	141
65	67
66	66

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	6
7	13
8	4
9	9
10	8
11	17
12	15
13	14
14	29
15	11
16	10
17	21
18	19
19	18
20	37
21	16
22	33
23	31
24	30
25	61
26	12
27	25
28	23
29	22
30	45
31	20
32	41
33	39
34	38
35	77
36	35
37	34
38	69
39	32
40	65
41	63
42	62
43	125
44	27
45	26
46	53
47	24
48	49
49	47
50	46
51	93
52	43
53	42
54	85
55	40
56	81
57	79
58	78
59	157
60	36
61	73
62	71
63	70
64	141
65	67
66	66

n	a(n)
1	1
2	2
3	5
4	3
5	7
6	6
7	13
8	4
9	9
10	8
11	17
12	15
13	14
14	29
15	11
16	10
17	21
18	19
19	18
20	37
21	16
22	33
23	31
24	30
25	61
26	12
27	25
28	23
29	22
30	45
31	20
32	41
33	39
34	38
35	77
36	35
37	34
38	69
39	32
40	65
41	63
42	62
43	125
44	27
45	26
46	53
47	24
48	49
49	47
50	46
51	93
52	43
53	42
54	85
55	40
56	81
57	79
58	78
59	157
60	36
61	73
62	71
63	70
64	141
65	67
66	66