# A217478 (b-file synthesized from sequence entry) 1 -2 2 3 3 -4 4 -4 5 10 6 -6 7 5 8 -20 9 21 10 -8 11 -6 12 35 13 -56 14 36 15 -10 16 7 17 -56 18 126 19 -120 20 55 21 -12 22 -8 23 84 24 -252 25 330 26 -220 27 78 28 -14 29 9 30 -120 31 462 32 -792 33 715 34 -364 35 105 36 -16 37 -10 38 165 39 -792 40 1716 41 -2002 42 1365 43 -560 44 136 45 -18 46 11 47 -220 48 1287 49 -3432 50 5005 51 -4368 52 2380 53 -816 54 171 55 -20