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Expansion of (1-5x)/(1-16x).
2

%I #23 Jul 07 2024 18:16:23

%S 1,11,176,2816,45056,720896,11534336,184549376,2952790016,47244640256,

%T 755914244096,12094627905536,193514046488576,3096224743817216,

%U 49539595901075456,792633534417207296,12682136550675316736,202914184810805067776,3246626956972881084416

%N Expansion of (1-5x)/(1-16x).

%H <a href="/index/Rec#order_01">Index entries for linear recurrences with constant coefficients</a>, signature (16).

%F a(0) = 1, a(n) = 11*16^(n-1) for n>0.

%F a(n) = Sum_{k=0..n} A193722(n,k)*5^k.

%t Join[{1},Table[11 16^(n-1),{n,20}]] (* _Harvey P. Dale_, Oct 20 2011 *)

%Y Cf. A001025, A193722, A196660, A196661, A196662, A196663.

%K nonn,easy

%O 0,2

%A _Philippe Deléham_, Oct 05 2011