n | a(n) |
---|---|
1 | 12 |
2 | 21 |
3 | 23 |
4 | 31 |
5 | 32 |
6 | 34 |
7 | 41 |
8 | 42 |
9 | 43 |
10 | 45 |
11 | 51 |
12 | 52 |
13 | 53 |
14 | 54 |
15 | 56 |
16 | 61 |
17 | 62 |
18 | 63 |
19 | 64 |
20 | 65 |
21 | 67 |
22 | 71 |
23 | 72 |
24 | 73 |
25 | 74 |
26 | 75 |
27 | 76 |
28 | 78 |
29 | 81 |
30 | 82 |
31 | 83 |
32 | 84 |
33 | 85 |
34 | 86 |
35 | 87 |
36 | 89 |
37 | 91 |
38 | 92 |
39 | 93 |
40 | 94 |
41 | 95 |
42 | 96 |
43 | 97 |
44 | 98 |
45 | 99 |
46 | 101 |
47 | 110 |
48 | 111 |
49 | 112 |
50 | 121 |
51 | 122 |
52 | 123 |
53 | 131 |
54 | 132 |
55 | 141 |
56 | 142 |
57 | 151 |
58 | 152 |
59 | 161 |
60 | 162 |
61 | 171 |
[12,21,23,31,32,34,41,42,43,45,51,52,53,54,56,61, 62,63,64,65,67,71,72,73,74,75,76,78,81,82,83,84, 85,86,87,89,91,92,93,94,95,96,97,98,99,101,110, 111,112,121,122,123,131,132,141,142,151,152,161, 162,171] |