Gaussian binomial coefficient [ n,3 ] for q = -2.

A015266

Gaussian binomial coefficient [ n,3 ] for q = -2.

Terms

    a(0) =1a(1) =-5a(2) =55a(3) =-385a(4) =3311a(5) =-25585a(6) =208335a(7) =-1652145a(8) =13275471a(9) =-105970865a(10) =848699215a(11) =-6785865905a(12) =54301841231a(13) =-434355079345

External references