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 A159028 #13 Sep 08 2022 08:45:43
%S A159028 1,7,17,-329,-3935,14567,731569,2324119,-147602623,-1628192825,
%T A159028 31112205649,738807143543,-5779846383647,-324160867806041,
%U A159028 135290020954865,146171098923790423,958258482408197761,-68131793272123312249,-998215167334922767727
%N A159028 Numerator of Hermite(n, 7/8).
%H A159028 G. C. Greubel, <a href="/A159028/b159028.txt">Table of n, a(n) for n = 0..450</a>
%F A159028 From _G. C. Greubel_, Jul 14 2018: (Start)
%F A159028 a(n) = 4^n * Hermite(n, 7/8).
%F A159028 E.g.f.: exp(7*x - 16*x^2).
%F A159028 a(n) = numerator(Sum_{k=0..floor(n/2)} (-1)^k*n!*(7/4)^(n-2*k)/(k!*(n-2*k)!)). (End)
%t A159028 Numerator[Table[HermiteH[n,7/8],{n,0,50}]] (* _Vladimir Joseph Stephan Orlovsky_, Apr 01 2011 *)
%t A159028 Table[4^n*HermiteH[n, 7/8], {n,0,30}] (* _G. C. Greubel_, Jul 14 2018 *)
%o A159028 (PARI) a(n)=numerator(polhermite(n,7/8)) \\ _Charles R Greathouse IV_, Jan 29 2016
%o A159028 (PARI) x='x+O('x^30); Vec(serlaplace(exp(7*x - 16*x^2))) \\ _G. C. Greubel_, Jul 14 2018
%o A159028 (Magma) [Numerator((&+[(-1)^k*Factorial(n)*(7/4)^(n-2*k)/( Factorial(k) *Factorial(n-2*k)): k in [0..Floor(n/2)]])): n in [0..30]]; // _G. C. Greubel_, Jul 14 2018
%Y A159028 Cf. A159014, A159017.
%K A159028 sign,frac
%O A159028 0,2
%A A159028 _N. J. A. Sloane_, Nov 12 2009