This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A015327 #20 Dec 07 2019 12:18:18 %S A015327 1,13021,211929796,3285123767796,51412313316921546, %T A015327 803060432690378496546,12548622321219854387027796, %U A015327 196069714237340352552410777796,3063597127265150338968694860387171 %N A015327 Gaussian binomial coefficient [ n,6 ] for q = -5. %D A015327 J. Goldman and G.-C. Rota, The number of subspaces of a vector space, pp. 75-83 of W. T. Tutte, editor, Recent Progress in Combinatorics. Academic Press, NY, 1969. %D A015327 I. P. Goulden and D. M. Jackson, Combinatorial Enumeration. Wiley, NY, 1983, p. 99. %D A015327 M. Sved, Gaussians and binomials, Ars. Combinatoria, 17A (1984), 325-351. %H A015327 Vincenzo Librandi, <a href="/A015327/b015327.txt">Table of n, a(n) for n = 6..200</a> %H A015327 <a href="/index/Rec#order_07">Index entries for linear recurrences with constant coefficients</a>, signature (13021, 42383355, -26287771375, -3285971421875, 82779990234375, 397369384765625, -476837158203125). %F A015327 G.f.: x^6 /((x-1)*(5*x+1)*(25*x-1)*(625*x-1)*(125*x+1)*(15625*x-1)*(3125*x+1)). - _R. J. Mathar_, Sep 02 2016 %t A015327 Table[QBinomial[n, 6, -5], {n, 6, 20}] (* _Vincenzo Librandi_, Oct 29 2012 *) %o A015327 (Sage) [gaussian_binomial(n,6,-5) for n in range(6,15)] # _Zerinvary Lajos_, May 27 2009 %K A015327 nonn,easy %O A015327 6,2 %A A015327 _Olivier Gérard_, Dec 11 1999