# A238385 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 -1 4 2 5 1 6 2 7 -3 8 3 9 1 10 -6 11 8 12 -6 13 4 14 1 15 24 16 -30 17 20 18 -10 19 5 20 1 21 -120 22 144 23 -90 24 40 25 -15 26 6 27 1 28 720 29 -840 30 504 31 -210 32 70 33 -21 34 7 35 1 36 -5040 37 5760 38 -3360 39 1344 40 -420 41 112 42 -28 43 8 44 1 45 40320 46 -45360 47 25920 48 -10080 49 3024 50 -756 51 168 52 -36 53 9 54 1 55 -362880 56 403200 57 -226800 58 86400 59 -25200 60 6048 61 -1260 62 240 63 -45 64 10 65 1