# A171657 (b-file synthesized from sequence entry) 1 1 2 1 3 0 4 -3 5 4 6 0 7 -30 8 0 9 30 10 34 11 0 12 -462 13 0 14 1050 15 0 16 -630 17 496 18 0 19 -10560 20 0 21 40320 22 0 23 -52920 24 0 25 22680 26 11056 27 0 28 -338448 29 0 30 1907400 31 0 32 -4074840 33 0 34 3742200 35 0 36 -1247400 37 349504 38 0 39 -14523600 40 0 41 112192080 42 0 43 -344504160 44 0 45 505945440 46 0