# A096818 (b-file synthesized from sequence entry) 1 4 2 5 3 9 4 13 5 17 6 57 7 105 8 137 9 3217 10 3229 11 4233 12 6097 13 8757 14 11457 15 12073 16 15425 17 40117 18 45357 19 334809 20 1509037