# A137511 (b-file synthesized from sequence entry) 1 -1 2 0 3 -2 4 4 5 0 6 -8 7 0 8 36 9 0 10 -48 11 -48 12 0 13 384 14 0 15 -384 16 0 17 -1200 18 0 19 4800 20 0 21 -3840 22 1440 23 0 24 -25920 25 0 26 69120 27 0 28 -46080 29 0 30 70560 31 0 32 -564480 33 0 34 1128960 35 0 36 -645120 37 -80640 38 0 39 2580480 40 0 41 -12902400 42 0 43 20643840 44 0 45 -10321920 46 0 47 -6531840 48 0 49 87091200 50 0 51 -313528320 52 0 53 418037760 54 0 55 -185794560