Reciprocal Chebyshev polynomial of second kind evaluated at 4 multiplied by (-1)^n.

A025171

Reciprocal Chebyshev polynomial of second kind evaluated at 4 multiplied by (-1)^n.

Terms

    a(0) =1a(1) =-2a(2) =-12a(3) =56a(4) =80a(5) =-1056a(6) =832a(7) =15232a(8) =-43776a(9) =-156160a(10) =1012736a(11) =473088a(12) =-17149952a(13) =26730496a(14) =220938240a(15) =-869564416a(16) =-1795883008a(17) =17504796672a(18) =-6275465216a(19) =-267525816320a(20) =635459076096

External references