Triangle read by rows: T(n,k) is the coefficient of x^k of the polynomial n(n-x)(n-2x)(n-3x)...(n-(n-1)x) (n>=1, 0<=k<=n-1).

A123670

Triangle read by rows: T(n,k) is the coefficient of x^k of the polynomial n(n-x)(n-2x)(n-3x)...(n-(n-1)x) (n>=1, 0<=k<=n-1).

Terms

    a(0) =1a(1) =4a(2) =-2a(3) =27a(4) =-27a(5) =6a(6) =256a(7) =-384a(8) =176a(9) =-24a(10) =3125a(11) =-6250a(12) =4375a(13) =-1250a(14) =120a(15) =46656a(16) =-116640a(17) =110160a(18) =-48600a(19) =9864a(20) =-720a(21) =823543a(22) =-2470629a(23) =2941225a(24) =-1764735a(25) =557032a(26) =-86436a(27) =5040a(28) =16777216a(29) =-58720256

External references