Search: id:A055848
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%I A055848
%S A055848 1,15,105,495,1815,5577,15015,36465,81510,170170,335478,629850,1133730,
%T A055848 1967070,3304290,5393454,8580495,13339425,20309575,30341025,44549505,
%U A055848 64382175,91695825,128849175,178811100,245286756,332863740,447180580
%N A055848 A second order recursive sequence.
%D A055848 A. H. Beiler, Recreations in the Theory of Numbers, Dover, N.Y., 1964, 
               pps. 194-196.
%F A055848 a(n)=(2n+3)*C(n+8, 8)/3. G.f.(x)=(1+5x)/(1-x)^10.
%Y A055848 Cf. A054487.
%Y A055848 Cf. A093563 ((6, 1) Pascal, column m=9). Partial sums of A054487.
%Y A055848 Sequence in context: A022610 A006857 A000478 this_sequence A058085 A060218 
               A165892
%Y A055848 Adjacent sequences: A055845 A055846 A055847 this_sequence A055849 A055850 
               A055851
%K A055848 easy,nonn
%O A055848 0,2
%A A055848 Barry E. Williams, Jun 03 2000

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