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A015155 Sum of (Gaussian) q-binomial coefficients for q=-4. 1

%I

%S 1,2,-1,28,121,7382,-109261,30010768,1850263021,1970456206922,

%T -481096287226201,2065208924598783748,2021994980843488552801,

%U 34652498137874270655807422,-135624483203827510877656066021

%N Sum of (Gaussian) q-binomial coefficients for q=-4.

%H Vincenzo Librandi, <a href="/A015155/b015155.txt">Table of n, a(n) for n = 0..80</a>

%t Total/@Table[QBinomial[n, m, -4], {n, 0, 20}, {m, 0, n}] (* _Vincenzo Librandi_, Oct 23 2012 *)

%K sign

%O 0,2

%A _Olivier GĂ©rard_

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Last modified August 17 08:02 EDT 2022. Contains 356184 sequences. (Running on oeis4.)