Triangle formed from odd-numbered columns of triangle of expansions of powers of x in terms of Chebyshev polynomials U_n(x). Sometimes called Catalan's triangle.
A039598
Triangle formed from odd-numbered columns of triangle of expansions of powers of x in terms of Chebyshev polynomials U_n(x). Sometimes called Catalan's triangle.
Terms
- a(0) =1a(1) =2a(2) =1a(3) =5a(4) =4a(5) =1a(6) =14a(7) =14a(8) =6a(9) =1a(10) =42a(11) =48a(12) =27a(13) =8a(14) =1a(15) =132a(16) =165a(17) =110a(18) =44a(19) =10a(20) =1a(21) =429a(22) =572a(23) =429a(24) =208a(25) =65a(26) =12a(27) =1a(28) =1430a(29) =2002
External references
- oeis: A039598