Scaled Chebyshev U-polynomials evaluated at sqrt(7)/2.

A030240

Scaled Chebyshev U-polynomials evaluated at sqrt(7)/2.

Terms

    a(0) =1a(1) =7a(2) =42a(3) =245a(4) =1421a(5) =8232a(6) =47677a(7) =276115a(8) =1599066a(9) =9260657a(10) =53631137a(11) =310593360a(12) =1798735561a(13) =10416995407a(14) =60327818922a(15) =349375764605

External references