# A152320 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 24 5 96 6 500 7 3184 8 19916 9 152948 10 1201392 11 10694440 12 105230548 13 1070644410 14 11962410912 15 139253305766 16 1788989811932