A173821 - OEIS

A173821 as a simple table

n	a(n)
1	1
2	10
3	11
4	2
5	12
6	3
7	13
8	4
9	14
10	5
11	15
12	6
13	16
14	7
15	17
16	8
17	18
18	9
19	19
20	100
21	21
22	23
23	25
24	27
25	29
26	110
27	20
28	22
29	24
30	26
31	28
32	101
33	32
34	35
35	38
36	111
37	30
38	31
39	34
40	37
41	102
42	33
43	36
44	39
45	112
46	40
47	41
48	45
49	49
50	113
51	50
52	51
53	46
54	103
55	42
56	56
57	114
58	60
59	61
60	47
61	115
62	57
63	120
64	43
65	67
66	130
67	44
68	48
69	121

[1,10,11,2,12,3,13,4,14,5,15,6,16,7,17,8,18,9,19, 100,21,23,25,27,29,110,20,22,24,26,28,101,32,35, 38,111,30,31,34,37,102,33,36,39,112,40,41,45,49, 113,50,51,46,103,42,56,114,60,61,47,115,57,120,43, 67,130,44,48,121]

n	a(n)
1	1
2	10
3	11
4	2
5	12
6	3
7	13
8	4
9	14
10	5
11	15
12	6
13	16
14	7
15	17
16	8
17	18
18	9
19	19
20	100
21	21
22	23
23	25
24	27
25	29
26	110
27	20
28	22
29	24
30	26
31	28
32	101
33	32
34	35
35	38
36	111
37	30
38	31
39	34
40	37
41	102
42	33
43	36
44	39
45	112
46	40
47	41
48	45
49	49
50	113
51	50
52	51
53	46
54	103
55	42
56	56
57	114
58	60
59	61
60	47
61	115
62	57
63	120
64	43
65	67
66	130
67	44
68	48
69	121

n	a(n)
1	1
2	10
3	11
4	2
5	12
6	3
7	13
8	4
9	14
10	5
11	15
12	6
13	16
14	7
15	17
16	8
17	18
18	9
19	19
20	100
21	21
22	23
23	25
24	27
25	29
26	110
27	20
28	22
29	24
30	26
31	28
32	101
33	32
34	35
35	38
36	111
37	30
38	31
39	34
40	37
41	102
42	33
43	36
44	39
45	112
46	40
47	41
48	45
49	49
50	113
51	50
52	51
53	46
54	103
55	42
56	56
57	114
58	60
59	61
60	47
61	115
62	57
63	120
64	43
65	67
66	130
67	44
68	48
69	121

n	a(n)
1	1
2	10
3	11
4	2
5	12
6	3
7	13
8	4
9	14
10	5
11	15
12	6
13	16
14	7
15	17
16	8
17	18
18	9
19	19
20	100
21	21
22	23
23	25
24	27
25	29
26	110
27	20
28	22
29	24
30	26
31	28
32	101
33	32
34	35
35	38
36	111
37	30
38	31
39	34
40	37
41	102
42	33
43	36
44	39
45	112
46	40
47	41
48	45
49	49
50	113
51	50
52	51
53	46
54	103
55	42
56	56
57	114
58	60
59	61
60	47
61	115
62	57
63	120
64	43
65	67
66	130
67	44
68	48
69	121