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%I #4 Mar 30 2012 18:51:53
%S 1,1,4,37,370,3703,37036,370369,3703702,37037035,370370368,3703703701,
%T 37037037034,370370370367,3703703703700,37037037037033,
%U 370370370370366,3703703703703699,37037037037037032,370370370370370365
%N a(n+1)-10a(n)=3(-3, -2, -1, 0, 1, 2, 3, 4, 5 ...).
%F O.g.f.: -(1-11*x+13*x^2)/(-1+x)^2/(-1+10*x) = -1/27/(-1+10*x)-(1/3)/(-1+x)^2-35/27/(-1+x). a(n+1) = 10*a(n)+3*(n-3). - _R. J. Mathar_, Nov 30 2007
%K nonn,easy
%O 0,3
%A _Paul Curtz_, Nov 28 2007
%E More terms from _R. J. Mathar_, Nov 30 2007