A011531 - OEIS

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A011531 as a simple table

n	a(n)
1	1
2	10
3	11
4	12
5	13
6	14
7	15
8	16
9	17
10	18
11	19
12	21
13	31
14	41
15	51
16	61
17	71
18	81
19	91
20	100
21	101
22	102
23	103
24	104
25	105
26	106
27	107
28	108
29	109
30	110
31	111
32	112
33	113
34	114
35	115
36	116
37	117
38	118
39	119
40	120
41	121
42	122
43	123
44	124
45	125
46	126
47	127
48	128
49	129
50	130
51	131
52	132
53	133

[1,10,11,12,13,14,15,16,17,18,19,21,31,41,51,61, 71,81,91,100,101,102,103,104,105,106,107,108,109, 110,111,112,113,114,115,116,117,118,119,120,121, 122,123,124,125,126,127,128,129,130,131,132,133]

n	a(n)
1	1
2	10
3	11
4	12
5	13
6	14
7	15
8	16
9	17
10	18
11	19
12	21
13	31
14	41
15	51
16	61
17	71
18	81
19	91
20	100
21	101
22	102
23	103
24	104
25	105
26	106
27	107
28	108
29	109
30	110
31	111
32	112
33	113
34	114
35	115
36	116
37	117
38	118
39	119
40	120
41	121
42	122
43	123
44	124
45	125
46	126
47	127
48	128
49	129
50	130
51	131
52	132
53	133

n	a(n)
1	1
2	10
3	11
4	12
5	13
6	14
7	15
8	16
9	17
10	18
11	19
12	21
13	31
14	41
15	51
16	61
17	71
18	81
19	91
20	100
21	101
22	102
23	103
24	104
25	105
26	106
27	107
28	108
29	109
30	110
31	111
32	112
33	113
34	114
35	115
36	116
37	117
38	118
39	119
40	120
41	121
42	122
43	123
44	124
45	125
46	126
47	127
48	128
49	129
50	130
51	131
52	132
53	133

n	a(n)
1	1
2	10
3	11
4	12
5	13
6	14
7	15
8	16
9	17
10	18
11	19
12	21
13	31
14	41
15	51
16	61
17	71
18	81
19	91
20	100
21	101
22	102
23	103
24	104
25	105
26	106
27	107
28	108
29	109
30	110
31	111
32	112
33	113
34	114
35	115
36	116
37	117
38	118
39	119
40	120
41	121
42	122
43	123
44	124
45	125
46	126
47	127
48	128
49	129
50	130
51	131
52	132
53	133