n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 12 |
3 | 21 |
4 | 132 |
5 | 213 |
6 | 231 |
7 | 312 |
8 | 1324 |
9 | 1342 |
10 | 2143 |
11 | 2413 |
12 | 2431 |
13 | 3124 |
14 | 3142 |
15 | 3412 |
16 | 4213 |
17 | 4231 |
18 | 15324 |
19 | 15342 |
20 | 21453 |
21 | 24153 |
22 | 24315 |
23 | 24351 |
24 | 24513 |
25 | 31254 |
26 | 31524 |
27 | 31542 |
28 | 35124 |
29 | 35142 |
30 | 35412 |
31 | 42153 |
32 | 42315 |
33 | 42351 |
34 | 42513 |
35 | 45213 |
36 | 51324 |
37 | 51342 |
38 | 153264 |
39 | 153426 |
40 | 153462 |
[0,1,12,21,132,213,231,312,1324,1342,2143,2413, 2431,3124,3142,3412,4213,4231,15324,15342,21453, 24153,24315,24351,24513,31254,31524,31542,35124, 35142,35412,42153,42315,42351,42513,45213,51324, 51342,153264,153426,153462] |