A079255 - cp's OEIS frontend

A079255 a(n) is taken to be the smallest positive integer greater than a(n-1) such that the condition "n is in the sequence if and only if a(n) is odd and a(n+1) is even" can be satisfied.

n	a(n)
1	1
2	4
3	6
4	9
5	12
6	15
7	18
8	20
9	23
10	26
11	28
12	31
13	34
14	36
15	39
16	42
17	44
18	47
19	50
20	53
21	56
22	58
23	61
24	64
25	66
26	69
27	72
28	75
29	78
30	80
31	83
32	86
33	88
34	91
35	94
36	97
37	100
38	102
39	105
40	108
41	110
42	113
43	116
44	119
45	122
46	124
47	127
48	130
49	132
50	135
51	138
52	140
53	143
54	146
55	148
56	151
57	154
58	157
59	160
60	162
61	165
62	168

[1, 4, 6, 9, 12, 15, 18, 20, 23, 26, 28, 31, 34, 36, 39, 42, 44, 47, 50, 53, 56, 58, 61, 64, 66, 69, 72, 75, 78, 80, 83, 86, 88, 91, 94, 97, 100, 102, 105, 108, 110, 113, 116, 119, 122, 124, 127, 130, 132, 135, 138, 140, 143, 146, 148, 151, 154, 157, 160, 162, 165, 168]

cp's OEIS Frontend

A079255 a(n) is taken to be the smallest positive integer greater than a(n-1) such that the condition "n is in the sequence if and only if a(n) is odd and a(n+1) is even" can be satisfied.

Table of values

List of values

n	a(n)
1	1
2	4
3	6
4	9
5	12
6	15
7	18
8	20
9	23
10	26
11	28
12	31
13	34
14	36
15	39
16	42
17	44
18	47
19	50
20	53
21	56
22	58
23	61
24	64
25	66
26	69
27	72
28	75
29	78
30	80
31	83
32	86
33	88
34	91
35	94
36	97
37	100
38	102
39	105
40	108
41	110
42	113
43	116
44	119
45	122
46	124
47	127
48	130
49	132
50	135
51	138
52	140
53	143
54	146
55	148
56	151
57	154
58	157
59	160
60	162
61	165
62	168

n	a(n)
1	1
2	4
3	6
4	9
5	12
6	15
7	18
8	20
9	23
10	26
11	28
12	31
13	34
14	36
15	39
16	42
17	44
18	47
19	50
20	53
21	56
22	58
23	61
24	64
25	66
26	69
27	72
28	75
29	78
30	80
31	83
32	86
33	88
34	91
35	94
36	97
37	100
38	102
39	105
40	108
41	110
42	113
43	116
44	119
45	122
46	124
47	127
48	130
49	132
50	135
51	138
52	140
53	143
54	146
55	148
56	151
57	154
58	157
59	160
60	162
61	165
62	168

n	a(n)
1	1
2	4
3	6
4	9
5	12
6	15
7	18
8	20
9	23
10	26
11	28
12	31
13	34
14	36
15	39
16	42
17	44
18	47
19	50
20	53
21	56
22	58
23	61
24	64
25	66
26	69
27	72
28	75
29	78
30	80
31	83
32	86
33	88
34	91
35	94
36	97
37	100
38	102
39	105
40	108
41	110
42	113
43	116
44	119
45	122
46	124
47	127
48	130
49	132
50	135
51	138
52	140
53	143
54	146
55	148
56	151
57	154
58	157
59	160
60	162
61	165
62	168