# A157675 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 19 4 237 5 5741 6 270857 7 25099497 8 4605241487 9 1681614043919 10 1225216121453227 11 1783355695990213771 12 5188617952349909215215 13 30183911091753947571225583 14 351131331387346570480797774119