# A364622 (b-file synthesized from sequence entry) 0 1 1 2 2 4 3 12 4 45 5 182 6 779 7 3480 8 16005 9 75234 10 359893 11 1746268 12 8573477 13 42511646 14 212587561 15 1070897000 16 5429174465 17 27679933778 18 141829437174 19 729972918876 20 3772160853821 21 19563615260102 22 101797930474515 23 531293155760840 24 2780515192595481 25 14588670579665882