3,2

G.f.: x^3(1+2x)/[(1-x)^3*(1-x-x^2)]. Differences of A027964. - Ralf Stephan, Feb 07 2004

Lucas(n+4) - (3n^2+5n+14).

Sequence in context: A138357 A005712 A070893 this_sequence A034199 A073362 A095264

Adjacent sequences: A027960 A027961 A027962 this_sequence A027964 A027965 A027966

nonn

Clark Kimberling (ck6(AT)evansville.edu)