# A103247 (b-file synthesized from sequence entry) 0 1 1 -3 2 1 3 8 4 -6 5 1 6 -20 7 24 8 -9 9 1 10 48 11 -80 12 48 13 -12 14 1 15 -112 16 240 17 -200 18 80 19 -15 20 1 21 256 22 -672 23 720 24 -400 25 120 26 -18 27 1 28 -576 29 1792 30 -2352 31 1680 32 -700 33 168 34 -21 35 1 36 1280 37 -4608 38 7168 39 -6272 40 3360 41 -1120 42 224 43 -24 44 1 45 -2816 46 11520 47 -20736 48 21504 49 -14112 50 6048 51 -1680 52 288 53 -27 54 1 55 6144 56 -28160 57 57600 58 -69120