38269domain: NAppears in sequencesa(n) = floor( Gamma(n+3/8)/Gamma(3/8) ).at n=9A020072Minimal number m such that Sum_digits(n*m)=n.at n=51A131382Let p = n-th prime == 3 mod 8; a(n) = sum of quadratic nonresidues mod p that are < p/2.at n=37A282724