T(n, k) = (-1)^n*2*[x^k] ChebyshevT(n, (1 - x)/2) with T(0,0) = 1, for 0 <= k <= n, triangle read by rows.
A102587
T(n, k) = (-1)^n*2*[x^k] ChebyshevT(n, (1 - x)/2) with T(0,0) = 1, for 0 <= k <= n, triangle read by rows.
Terms
- a(0) =1a(1) =-1a(2) =1a(3) =-1a(4) =-2a(5) =1a(6) =2a(7) =0a(8) =-3a(9) =1a(10) =-1a(11) =4a(12) =2a(13) =-4a(14) =1a(15) =-1a(16) =-5a(17) =5a(18) =5a(19) =-5a(20) =1a(21) =2a(22) =0a(23) =-12a(24) =4a(25) =9a(26) =-6a(27) =1a(28) =-1a(29) =7
External references
- oeis: A102587