Nearest integer to tan(n)^n.

Terms

a(0) =1a(1) =2a(2) =5a(3) =0a(4) =2a(5) =-441a(6) =0a(7) =0a(8) =4570081a(9) =0a(10) =0a(12) =0a(13) =0a(15) =0a(16) =0a(17) =1723102305a(18) =10a(19) =0a(20) =9861536a(21) =-7305a(22) =0a(23) =41737a(24) =80360896a(25) =0a(26) =72a(28) =0a(29) =0a(31) =0a(32) =0