a(n) is the numerator of the real part of 1/(1+i/2)^n, where i is the imaginary unit.
A370191
a(n) is the numerator of the real part of 1/(1+i/2)^n, where i is the imaginary unit.
Terms
- a(0) =1a(1) =4a(2) =12a(3) =16a(4) =-112a(5) =-1216a(6) =-7488a(7) =-35584a(8) =-134912a(9) =-367616a(10) =-242688a(11) =5410816a(12) =48140288a(13) =276905984a(14) =1252442112a(15) =4481417216a(16) =10802495488a(17) =-3208380416a(18) =-241716953088
External references
- oeis: A370191