Nearest integer to -4n/Bernoulli(2n).

Terms

a(0) =0a(1) =-24a(2) =240a(3) =-504a(4) =480a(5) =-264a(6) =95a(7) =-24a(8) =5a(9) =-1a(10) =0a(11) =0a(12) =0a(13) =0a(14) =0a(15) =0a(16) =0a(17) =0a(18) =0a(19) =0a(20) =0a(21) =0a(22) =0a(23) =0a(24) =0a(25) =0a(26) =0a(27) =0a(28) =0a(29) =0