Triangle of coefficients of Euler polynomials 2^n*E_n(x) (exponents in decreasing order).

Terms

a(0) =1a(1) =2a(2) =-1a(3) =4a(4) =-4a(5) =0a(6) =8a(7) =-12a(8) =0a(9) =2a(10) =16a(11) =-32a(12) =0a(13) =16a(14) =0a(15) =32a(16) =-80a(17) =0a(18) =80a(19) =0a(20) =-16a(21) =64a(22) =-192a(23) =0a(24) =320a(25) =0a(26) =-192a(27) =0a(28) =128a(29) =-448