# A098878 (b-file synthesized from sequence entry) 0 -2 1 -1 2 25 3 341 4 3373 5 29789 6 250045 7 2048381 8 16581373 9 133432829 10 1070599165 11 8577357821 12 68669157373 13 549554511869 14 4397241253885 15 35181150961661 16 281462092005373 17 2251748274470909 18 18014192351838205