Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^n*T(n,m)*x^(2*n)*y^(2*m)/(2*n)!.
A171660
Triangle T(n,m) of the expansion coefficients of JacobiCN(x,y) + JacobiDN(x,y) = Sum_{n>=0} Sum_{k=0..n} (-1)^n*T(n,m)*x^(2*n)*y^(2*m)/(2*n)!.
Terms
- a(0) =2a(1) =1a(2) =1a(3) =1a(4) =8a(5) =1a(6) =1a(7) =60a(8) =60a(9) =1a(10) =1a(11) =472a(12) =1824a(13) =472a(14) =1a(15) =1a(16) =3944a(17) =46576a(18) =46576a(19) =3944a(20) =1a(21) =1a(22) =34236a(23) =1129968a(24) =3077120a(25) =1129968a(26) =34236a(27) =1a(28) =1a(29) =303028
External references
- oeis: A171660