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 A011856 #19 Feb 24 2025 12:10:25 %S A011856 0,0,0,0,0,0,0,0,0,0,0,1,6,28,100,300,800,1944,4375,9237,18475,35271, %T A011856 64664,114406,196125,326876,531173,843628,1312311,2003001,3004501, %U A011856 4435216,6451224,9256104,13112814,18357939 %N A011856 a(n) = floor(binomial(n,10)/10). %H A011856 Michael De Vlieger, <a href="/A011856/b011856.txt">Table of n, a(n) for n = 0..10000</a> %H A011856 <a href="/index/Rec#order_241">Index entries for linear recurrences with constant coefficients</a>, order 241. %t A011856 Array[Floor[Binomial[#, 10]/10] &, 36, 0] (* _Michael De Vlieger_, Jul 06 2018 *) %o A011856 (Sage) [floor(binomial(n,10)/10) for n in range(0,36)] # _Zerinvary Lajos_, Dec 01 2009 %Y A011856 A column of triangle A011857. %K A011856 nonn %O A011856 0,13 %A A011856 _N. J. A. Sloane_