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 A251420 #37 Apr 26 2025 07:58:54 %S A251420 2,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4, %T A251420 9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5,0, %U A251420 5,4,9,4,5,0,5,4,9,4,5,0,5,4,9,4,5 %N A251420 Decimal expansion of Fisher's percolation exponent in two dimensions, 187/91. %D A251420 D. Stauffer and A. Aharony, Introduction To Percolation Theory, Taylor & Francis, 1994. %H A251420 Michael E. Fisher, <a href="https://doi.org/10.1063/1.1703746">Critical probabilities for cluster size and percolation problems</a>, Journal of Mathematical Physics 2.4 (1961): 620-627. %H A251420 Naeem Jan, <a href="https://doi.org/10.1016/S0378-4371(98)00577-9">Large lattice random site percolation</a>, Physica A: Statistical Mechanics and its Applications, Volume 266, Issues 1-4, 15 April 1999, Pages 72-75. %H A251420 V. Rodriguez, Y. Diao and J. Arsuaga, <a href="http://dx.doi.org/10.1088/1742-6596/454/1/012070">Percolation phenomena in disordered topological networks</a>, in 24th IUPAP Conference on Computational Physics (IUPAP-CCP 2012), Journal of Physics: Conference Series 454 (2013) 012070. %H A251420 Robert M. Ziff, <a href="http://arxiv.org/abs/1101.0807">Correction-to-scaling exponent for two-dimensional percolation</a>, arXiv:1101.0807 [cond-mat.dis-nn], 2011. %e A251420 2.0549450549450549450549450549450549450549450549450549450549... = 2 + 10*A021186. %t A251420 RealDigits[187/91, 10, 111][[1]] (* _Robert G. Wilson v_, Dec 16 2015 *) %o A251420 (PARI) 187/91. \\ _Altug Alkan_, Dec 16 2015 %Y A251420 Cf. A021186, A377420. %K A251420 nonn,cons,easy %O A251420 1,1 %A A251420 _N. J. A. Sloane_, Dec 05 2014