[0,0,0,1,3,9,34,174,1128,8251,63315,494175, 3879370,30512736,240149088,1890487729,14883249459, 117174190329,922506823618,7262871367566, 57180440473320,450180590519275,3544264121625315, 27903931958216271,219687190433359498]