3190784

Appears in sequences

• Triangle T, read by rows, where T(n,k) = [T^(2^k)](n-k,0) * (2^k)^(n-k) for n>=k>=0 such that row n of the 2^(n-1)-th root of T consists solely of integers given by: [T^( 1/2^(n-1) )](n,k) = (2^k)^(n-k) for n>=0.at n=24A134049
• a(n) is the numerator of the imaginary part of 1/(1+i/2)^n, where i is the imaginary unit.at n=10A370192