0,2

G.f.: (x^10+3*x^8+10*x^7+16*x^6+12*x^5+16*x^4+10*x^3+3*x^2+1) / ((1-x^3)^3*(1-x^2)^4*(1-x)^2).

Cf. A005993.

Sequence in context: A090809 A051747 A024456 this_sequence A011921 A103290 A131068

Adjacent sequences: A050924 A050925 A050926 this_sequence A050928 A050929 A050930

easy,nonn

Vladeta Jovovic (vladeta(AT)eunet.rs), Dec 30 1999