# A278704 (b-file synthesized from sequence entry)
3 1
4 32
5 1280
6 81920
7 9175040
8 1879048192
9 721554505728
10 527765581332480
11 743093938516131840
12 2029141848108050677760
13 10804774512805748248936448
14 112652543574969605015820304384
15 2307124092415377510723999833784320
16 93045959704944111103266494219624120320