# A351429 (b-file synthesized from sequence entry) 0 1 1 1 2 -1 3 1 4 -1 5 2 6 1 7 -1 8 1 9 -6 10 1 11 -1 12 0 13 -1 14 24 15 1 16 -1 17 -1 18 1 19 1 20 -120 21 1 22 -1 23 -2 24 0 25 1 26 -1 27 720 28 1 29 -1 30 -3 31 -4 32 6 33 -2 34 1 35 -5040 36 1 37 -1 38 -4 39 -11 40 -2 41 32 42 -9 43 -1 44 40320 45 1 46 -1 47 -5 48 -21 49 -41 50 76 51 115 52 -9 53 1 54 -362880 55 1 56 -1 57 -6 58 -34 59 -129 60 -75 61 953 62 172 63 50 64 -1 65 3628800