A382465 - cp's OEIS frontend

A382465 Positive integers such that every even digit except the first is immediately preceded by a smaller digit.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	15
15	16
16	17
17	18
18	19
19	21
20	23
21	24
22	25
23	26
24	27
25	28
26	29
27	31
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	41
36	43
37	45
38	46
39	47
40	48
41	49
42	51
43	53
44	55
45	56
46	57
47	58
48	59
49	61
50	63
51	65
52	67
53	68
54	69
55	71
56	73
57	75
58	77
59	78
60	79
61	81
62	83
63	85
64	87
65	89
66	91
67	93
68	95
69	97
70	99

[1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28, 29, 31, 33, 34, 35, 36, 37, 38, 39, 41, 43, 45, 46, 47, 48, 49, 51, 53, 55, 56, 57, 58, 59, 61, 63, 65, 67, 68, 69, 71, 73, 75, 77, 78, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99]

cp's OEIS Frontend

A382465 Positive integers such that every even digit except the first is immediately preceded by a smaller digit.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	15
15	16
16	17
17	18
18	19
19	21
20	23
21	24
22	25
23	26
24	27
25	28
26	29
27	31
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	41
36	43
37	45
38	46
39	47
40	48
41	49
42	51
43	53
44	55
45	56
46	57
47	58
48	59
49	61
50	63
51	65
52	67
53	68
54	69
55	71
56	73
57	75
58	77
59	78
60	79
61	81
62	83
63	85
64	87
65	89
66	91
67	93
68	95
69	97
70	99

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	15
15	16
16	17
17	18
18	19
19	21
20	23
21	24
22	25
23	26
24	27
25	28
26	29
27	31
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	41
36	43
37	45
38	46
39	47
40	48
41	49
42	51
43	53
44	55
45	56
46	57
47	58
48	59
49	61
50	63
51	65
52	67
53	68
54	69
55	71
56	73
57	75
58	77
59	78
60	79
61	81
62	83
63	85
64	87
65	89
66	91
67	93
68	95
69	97
70	99

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	15
15	16
16	17
17	18
18	19
19	21
20	23
21	24
22	25
23	26
24	27
25	28
26	29
27	31
28	33
29	34
30	35
31	36
32	37
33	38
34	39
35	41
36	43
37	45
38	46
39	47
40	48
41	49
42	51
43	53
44	55
45	56
46	57
47	58
48	59
49	61
50	63
51	65
52	67
53	68
54	69
55	71
56	73
57	75
58	77
59	78
60	79
61	81
62	83
63	85
64	87
65	89
66	91
67	93
68	95
69	97
70	99