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A016188
Expansion of 1/((1-8*x)*(1-12*x)).
1
1, 20, 304, 4160, 54016, 680960, 8433664, 103301120, 1256390656, 15210905600, 183604609024, 2211845242880, 26610862391296, 319880104509440, 3842959300624384, 46150695979581440, 554089826731687936, 6651329720593940480, 79833971045636767744, 958151767735717068800
OFFSET
0,2
FORMULA
a(n) = 3*12^n - 2*8^n. - Bruno Berselli, Feb 09 2011
a(n) = 12*a(n-1) + 8^n, a(0)=1. - Vincenzo Librandi, Feb 09 2011
a(n) = 20*a(n-1) - 96*a(n-2), a(0)=1, a(1)=20. - Vincenzo Librandi, Feb 09 2011
MATHEMATICA
A016188[n_] := 3*12^n - 2*8^n; Array[A016188, 20, 0] (* or *)
LinearRecurrence[{20, -96}, {1, 20}, 20] (* Paolo Xausa, Feb 08 2024 *)
CROSSREFS
Sequence in context: A001755 A361577 A016190 * A006300 A282372 A361293
KEYWORD
nonn
STATUS
approved