# A134138 (b-file synthesized from sequence entry) 1 1 2 2 3 4 4 2 5 -74 6 -916 7 -8672 8 -73564 9 -542852 10 -2595016 11 18348496 12 906083672 13 21021502984 14 406255974032 15 7157641045696 16 116383645516784 17 1681549859135248 18 18311613681506336 19 -3332917116147392