33554407domain: NAppears in sequencesa(n) = 2^n - n.at n=25A000325a(n) = 2^(2*n+1)*Sum_{k=1..2*n} binomial(2*n+1,k)*Bernoulli(k)/2^k.at n=11A069993a(n) = ceiling(n^(1/n))^n - n.at n=24A076878a(n) = 3*a(n-1) - a(n-2) - 3*a(n-3) + 2*a(n-4).at n=24A084173a(n) = Numerator of (0 followed by 1's) - n/2^n.at n=25A273153