924042domain: NAppears in sequencesIf n is even then a(n) is the nearest integer to Pi^n/Zeta(n), otherwise a(n) is the nearest integer to (Pi^n - n*e)/Zeta(n).at n=10A111510Number of rational polygons with denominator at most n having exactly one lattice point in their interior, up to equivalence.at n=2A379887