# A372178 (b-file synthesized from sequence entry) 0 1 1 2 2 12 3 122 4 1800 5 35002 6 848236 7 24664362 8 837602352 9 32558200370 10 1426118691924 11 69522324440098 12 3733960438696648 13 219101400537409002 14 13946923555466389884 15 957297896801470079258 16 70483467144263313405024 17 5541471459106022647303522