3456450domain: NAppears in sequencesG.f. A(x) satisfies: x = Sum_{n>=1} 1/A(x)^(8*n) * Product_{k=1..n} (1 - 1/A(x)^(2*k-1)).at n=7A214694Number of length n 0..1 arrays with each partial sum starting from the beginning no more than two standard deviations from its mean.at n=21A244825