A023749 - cp's OEIS frontend

A023749 Plaindromes: numbers whose digits in base 7 are in nondecreasing order.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	16
15	17
16	18
17	19
18	20
19	24
20	25
21	26
22	27
23	32
24	33
25	34
26	40
27	41
28	48
29	57
30	58
31	59
32	60
33	61
34	62
35	65
36	66
37	67
38	68
39	69
40	73
41	74
42	75
43	76
44	81
45	82
46	83
47	89
48	90
49	97
50	114
51	115
52	116
53	117
54	118
55	122
56	123
57	124
58	125
59	130
60	131
61	132
62	138
63	139
64	146
65	171

[0, 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 16, 17, 18, 19, 20, 24, 25, 26, 27, 32, 33, 34, 40, 41, 48, 57, 58, 59, 60, 61, 62, 65, 66, 67, 68, 69, 73, 74, 75, 76, 81, 82, 83, 89, 90, 97, 114, 115, 116, 117, 118, 122, 123, 124, 125, 130, 131, 132, 138, 139, 146, 171]

cp's OEIS Frontend

A023749 Plaindromes: numbers whose digits in base 7 are in nondecreasing order.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	16
15	17
16	18
17	19
18	20
19	24
20	25
21	26
22	27
23	32
24	33
25	34
26	40
27	41
28	48
29	57
30	58
31	59
32	60
33	61
34	62
35	65
36	66
37	67
38	68
39	69
40	73
41	74
42	75
43	76
44	81
45	82
46	83
47	89
48	90
49	97
50	114
51	115
52	116
53	117
54	118
55	122
56	123
57	124
58	125
59	130
60	131
61	132
62	138
63	139
64	146
65	171

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	16
15	17
16	18
17	19
18	20
19	24
20	25
21	26
22	27
23	32
24	33
25	34
26	40
27	41
28	48
29	57
30	58
31	59
32	60
33	61
34	62
35	65
36	66
37	67
38	68
39	69
40	73
41	74
42	75
43	76
44	81
45	82
46	83
47	89
48	90
49	97
50	114
51	115
52	116
53	117
54	118
55	122
56	123
57	124
58	125
59	130
60	131
61	132
62	138
63	139
64	146
65	171

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	16
15	17
16	18
17	19
18	20
19	24
20	25
21	26
22	27
23	32
24	33
25	34
26	40
27	41
28	48
29	57
30	58
31	59
32	60
33	61
34	62
35	65
36	66
37	67
38	68
39	69
40	73
41	74
42	75
43	76
44	81
45	82
46	83
47	89
48	90
49	97
50	114
51	115
52	116
53	117
54	118
55	122
56	123
57	124
58	125
59	130
60	131
61	132
62	138
63	139
64	146
65	171