a(n) = n! * Fibonacci(n).

Terms

a(0) =0a(1) =1a(2) =2a(3) =12a(4) =72a(5) =600a(6) =5760a(7) =65520a(8) =846720a(9) =12337920a(10) =199584000a(11) =3552595200a(12) =68976230400