Triangle of coefficients of even modified recursive orthogonal Hermite polynomials given in Hochstadt's book:P(x, n) = x*P(x, n - 1) - n*P(x, n - 2) ;A137286; P2(x,n)=P(x,n)+P(x,2*n): second type.

A136587

Triangle of coefficients of even modified recursive orthogonal Hermite polynomials given in Hochstadt's book:P(x, n) = x*P(x, n - 1) - n*P(x, n - 2) ;A137286; P2(x,n)=P(x,n)+P(x,2*n): second type.

Terms

    a(0) =2a(1) =-2a(2) =1a(3) =1a(4) =6a(5) =0a(6) =-8a(7) =0a(8) =1a(9) =-48a(10) =-5a(11) =87a(12) =1a(13) =-20a(14) =0a(15) =1a(16) =392a(17) =0a(18) =-984a(19) =0a(20) =346a(21) =0a(22) =-35a(23) =0a(24) =1a(25) =-3840a(26) =33a(27) =12645a(28) =-14a(29) =-6090

External references