Gaussian binomial coefficient [ n,4 ] for q = -2.

A015287

Gaussian binomial coefficient [ n,4 ] for q = -2.

Terms

    a(0) =1a(1) =11a(2) =231a(3) =3311a(4) =56287a(5) =875007a(6) =14208447a(7) =225683007a(8) =3624203583a(9) =57881286463a(10) =926949282623

External references