# A020551 (b-file synthesized from sequence entry) 0 5 1 5 2 29 3 1405 4 333505 5 207403201 6 268740115201 7 645241358764801 8 2642908298242867201 9 17340121313167797043201 10 173401213127767018168320001 11 2538767161403063306670366720001 12 52643875858853822296270152007680001