0,3

G.f.: x/((1-8x)(1-9x)).

E.g.f.: e^(9*x)-e^(8*x). [From Mohammad K. Azarian (azarian(AT)evansville.edu), Jan 14 2009]

Sequence in context: A009441 A016293 A139733 this_sequence A125452 A016238 A016181

Adjacent sequences: A016182 A016183 A016184 this_sequence A016186 A016187 A016188

nonn

N. J. A. Sloane (njas(AT)research.att.com).