9121612domain: NAppears in sequencesFloor of Pi^(2*n)/Zeta(2*n).at n=6A100594If 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=12A111510a(n) = floor(Pi^n/Zeta(n)).at n=13A309946