# A289324 (b-file synthesized from sequence entry) 0 -1 1 0 2 2 3 -4 4 8 5 56 6 28 7 -92 8 -1350 9 -2446 10 4658 11 -3174 12 -101402 13 -16318 14 -632474 15 -1954842 16 10724544 17 45041304 18 111069790 19 548593100 20 1818298480