# A177605 (b-file synthesized from sequence entry)
0 1
1 1
2 20
3 1680
4 369600
5 166923119
6 134612399509
7 176468898415460
8 351456009607660440
9 1010384984894493146400
10 4028532188816344883922611
11 21572165225621811583520157531
12 151100918612288209338643024889160
13 1354217120536797195675961944817053840