# A196664 (b-file synthesized from sequence entry) 0 1 1 11 2 176 3 2816 4 45056 5 720896 6 11534336 7 184549376 8 2952790016 9 47244640256 10 755914244096 11 12094627905536 12 193514046488576 13 3096224743817216 14 49539595901075456 15 792633534417207296 16 12682136550675316736 17 202914184810805067776 18 3246626956972881084416