41070624768domain: NAppears in sequencesG.f. C(x) satisfies C(x)^(1/2) - S(x)^(1/2) = 1 such that C'(x)*S(x)^(1/2) = S'(x)*C(x)^(1/2) = 72*x.at n=14A299853Total number of ones in runs of 1's of length >= 4 over all binary strings of length n.at n=33A386250