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 A022655 #9 Sep 08 2022 08:44:46 %S A022655 1,27,405,4464,40203,312444,2165643,13683141,80031483,438289140, %T A022655 2267128413,11153032425,52470693387,237149414523,1033605535770, %U A022655 4358187468612,17826413289399,70901458583850,274772457017208 %N A022655 Expansion of Product_{m>=1} (1+m*q^m)^27. %H A022655 G. C. Greubel, <a href="/A022655/b022655.txt">Table of n, a(n) for n = 0..1000</a> %t A022655 With[{nmax=50}, CoefficientList[Series[Product[(1+m*q^m)^27,{m,1,nmax}],{q,0,nmax}],q]] (* _G. C. Greubel_, Jul 18 2018 *) %o A022655 (PARI) m=50; q='q+O('q^m); Vec(prod(n=1,m,(1+n*q^n)^27)) \\ _G. C. Greubel_, Jul 18 2018 %o A022655 (Magma) Coefficients(&*[(1+m*x^m)^27:m in [1..40]])[1..50] where x is PolynomialRing(Integers()).1; // _G. C. Greubel_, Jul 18 2018 %K A022655 nonn %O A022655 0,2 %A A022655 _N. J. A. Sloane_