a(n) = n!*[x^n] exp(2*x)*(y*sinh(x*y) + cosh(x*y)) and y = sqrt(6).

A335749

a(n) = n!*[x^n] exp(2*x)*(y*sinh(x*y) + cosh(x*y)) and y = sqrt(6).

Terms

    a(0) =1a(1) =8a(2) =34a(3) =152a(4) =676a(5) =3008a(6) =13384a(7) =59552a(8) =264976a(9) =1179008a(10) =5245984a(11) =23341952a(12) =103859776a(13) =462123008a(14) =2056211584a(15) =9149092352a(16) =40708792576a(17) =181133355008a(18) =805951005184

External references