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 A296912 #8 Dec 22 2017 22:50:02 %S A296912 1,-15,105,-455,1353,-2861,4275,-4305,2606,-704,0 %N A296912 List of coefficients of chromatic polynomial of Petersen graph, highest order terms first. %D A296912 M. Baker, Hodge Theory in Combinatorics, Bull. Amer. Math. Soc., 55 (No. 1, 2018), 57-80. See p. 60. %e A296912 The chromatic polynomial is x^10-15*x^9+105*x^8-455*x^7+1353*x^6-2861*x^5+4275*x^4-4305*x^3+2606*x^2-704*x. %Y A296912 Cf. A296913. %K A296912 sign,fini,full %O A296912 1,2 %A A296912 _N. J. A. Sloane_, Dec 22 2017