1,3
P. De Geest, Palindromic Quasi_Over_Squares of the form n^2+(n+X)
Cf. A027721, A027721, A027691.
Sequence in context: A066024 A123608 A141587 * A008856 A022394 A042162
Adjacent sequences: A027726 A027727 A027728 * A027730 A027731 A027732
nonn,base
Patrick De Geest (pdg(AT)worldofnumbers.com)