229425domain: NAppears in sequencesDenominator of -16/((n+2)*n*(n-2)*(n-4)).at n=22A117465a(n) = (8*n+3)*(8*n+5)*(8*n+7)*(8*n+9).at n=2A133818a(n) = n*(n+2)*(n+4)*(n+6).at n=18A190577