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 A052266 #5 May 10 2013 12:44:15 %S A052266 1,10,92,738,5053,29930,155904,725560,3061223,11854073,42564874, %T A052266 142944110,452197071,1355697097,3871729568,10579613832,27765888553, %U A052266 70221521921,171635652958,406476831574,934849110107,2092203571359 %N A052266 Number of 3 X n matrices over GF(3) under row and column permutations. %F A052266 G.f.: (x^24 + 28*x^23 + 148*x^22 + 518*x^21 + 1862*x^20 + 5096*x^19 + 11172*x^18 + 21813*x^17 + 37333*x^16 + 53936*x^15 + 68880*x^14 + 79114*x^13 + 79184*x^12 + 68880*x^11 + 53992*x^10 + 37277*x^9 + 21813*x^8 + 11144*x^7 + 5124*x^6 + 1862*x^5 + 526*x^4 + 140*x^3 + 28*x^2 + 1)/((1 - x^3)^8*(1 - x^2)^9*(1 - x)^10). %Y A052266 Cf. A002727. %K A052266 nonn %O A052266 0,2 %A A052266 _Vladeta Jovovic_, Feb 04 2000