a(n) = n!*L_{n}(1), where L_{n}(x) is the n-th Laguerre polynomial.

A009940

a(n) = n!*L_{n}(1), where L_{n}(x) is the n-th Laguerre polynomial.

Terms

    a(0) =1a(1) =0a(2) =-1a(3) =-4a(4) =-15a(5) =-56a(6) =-185a(7) =-204a(8) =6209a(9) =112400a(10) =1520271a(11) =19165420a(12) =237686449a(13) =2944654296a(14) =36392001815a(15) =441823808804

External references