A378949 - cp's OEIS frontend

A378949 Numbers with monotonically increasing digits, increasing by only 0 or 1.

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	22
13	23
14	33
15	34
16	44
17	45
18	55
19	56
20	66
21	67
22	77
23	78
24	88
25	89
26	99
27	111
28	112
29	122
30	123
31	222
32	223
33	233
34	234
35	333
36	334
37	344
38	345
39	444
40	445
41	455
42	456
43	555
44	556
45	566
46	567
47	666
48	667
49	677
50	678
51	777
52	778
53	788
54	789
55	888
56	889
57	899
58	999

[1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 22, 23, 33, 34, 44, 45, 55, 56, 66, 67, 77, 78, 88, 89, 99, 111, 112, 122, 123, 222, 223, 233, 234, 333, 334, 344, 345, 444, 445, 455, 456, 555, 556, 566, 567, 666, 667, 677, 678, 777, 778, 788, 789, 888, 889, 899, 999]

cp's OEIS Frontend

A378949 Numbers with monotonically increasing digits, increasing by only 0 or 1.

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	22
13	23
14	33
15	34
16	44
17	45
18	55
19	56
20	66
21	67
22	77
23	78
24	88
25	89
26	99
27	111
28	112
29	122
30	123
31	222
32	223
33	233
34	234
35	333
36	334
37	344
38	345
39	444
40	445
41	455
42	456
43	555
44	556
45	566
46	567
47	666
48	667
49	677
50	678
51	777
52	778
53	788
54	789
55	888
56	889
57	899
58	999

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	22
13	23
14	33
15	34
16	44
17	45
18	55
19	56
20	66
21	67
22	77
23	78
24	88
25	89
26	99
27	111
28	112
29	122
30	123
31	222
32	223
33	233
34	234
35	333
36	334
37	344
38	345
39	444
40	445
41	455
42	456
43	555
44	556
45	566
46	567
47	666
48	667
49	677
50	678
51	777
52	778
53	788
54	789
55	888
56	889
57	899
58	999

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	22
13	23
14	33
15	34
16	44
17	45
18	55
19	56
20	66
21	67
22	77
23	78
24	88
25	89
26	99
27	111
28	112
29	122
30	123
31	222
32	223
33	233
34	234
35	333
36	334
37	344
38	345
39	444
40	445
41	455
42	456
43	555
44	556
45	566
46	567
47	666
48	667
49	677
50	678
51	777
52	778
53	788
54	789
55	888
56	889
57	899
58	999