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 A245169 #8 Feb 12 2019 04:20:06
%S A245169 1,0,1,0,1,1,0,11,29,11,0,4,19,19,4,0,44,319,579,319,44,0,13,131,366,
%T A245169 366,131,13
%N A245169 Triangle read by rows: coefficients of the polynomials A_{1,6}(n,k).
%H A245169 J. Agapito, <a href="https://dx.doi.org/10.1016/j.laa.2014.03.018">On symmetric polynomials with only real zeros and nonnegative gamma-vectors</a>, Linear Algebra and its Applications, Volume 451, 15 June 2014, Pages 260-289.
%e A245169 Triangle begins:
%e A245169 1,
%e A245169 0,1,
%e A245169 0,1,1,
%e A245169 0,11,29,11,
%e A245169 0,4,19,19,4,
%e A245169 0,44,319,579,319,44,
%e A245169 0,13,131,366,366,131,13,
%e A245169 ...
%Y A245169 Cf. A245167, A245168, A245170, A245171, A245172, A245173.
%K A245169 nonn,tabl,more
%O A245169 0,8
%A A245169 _N. J. A. Sloane_, Jul 13 2014