a(n) = U(n,n+1) where U(n,x) is a Chebyshev polynomial of the second kind.
A342207
a(n) = U(n,n+1) where U(n,x) is a Chebyshev polynomial of the second kind.
Terms
- a(0) =1a(1) =4a(2) =35a(3) =496a(4) =9701a(5) =241956a(6) =7338631a(7) =262184896a(8) =10783446409a(9) =501827040100
External references
- oeis: A342207