OFFSET
0,3
COMMENTS
FORMULA
a(n,m) = denominator(b(n,m)), with int(T(n,x),x)= sum(b(n,m)*x^m,m=1..n+1), n>=0, where T(n,x) are Chebyshevs polynomials of the first kind.
EXAMPLE
Rational table A164658(n,m)/a(n,m) = [1], [0, 1/2], [-1, 0, 2/3], [0, -3/2, 0, 1], [1, 0, -8/3, 0, 8/5],...
MATHEMATICA
row[n_] := CoefficientList[Integrate[ChebyshevT[n, x], x], x] // Rest // Denominator; Table[row[n], {n, 0, 13}] // Flatten (* Jean-François Alcover, Oct 06 2016 *)
CROSSREFS
KEYWORD
AUTHOR
Wolfdieter Lang, Oct 16 2009
STATUS
approved