a(n) is the numerator of the imaginary part of 1/(1+i/2)^n, where i is the imaginary unit.
A370192
a(n) is the numerator of the imaginary part of 1/(1+i/2)^n, where i is the imaginary unit.
Terms
- a(0) =0a(1) =-2a(2) =-16a(3) =-88a(4) =-384a(5) =-1312a(6) =-2816a(7) =3712a(8) =86016a(9) =613888a(10) =3190784a(11) =13248512a(12) =42172416a(13) =72409088a(14) =-264175616a(15) =-3561586688a(16) =-23209181184a(17) =-114441715712a(18) =-451350102016
External references
- oeis: A370192