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 A021431 #8 Jul 08 2025 08:26:37 %S A021431 0,0,2,3,4,1,9,2,0,3,7,4,7,0,7,2,5,9,9,5,3,1,6,1,5,9,2,5,0,5,8,5,4,8, %T A021431 0,0,9,3,6,7,6,8,1,4,9,8,8,2,9,0,3,9,8,1,2,6,4,6,3,7,0,0,2,3,4,1,9,2, %U A021431 0,3,7,4,7,0,7,2,5,9,9,5,3,1,6,1,5,9,2,5,0,5,8,5,4,8,0,0,9,3,6 %N A021431 Decimal expansion of 1/427. %t A021431 realDigitsRecip[427] (* The realDigitsRecip program is at A021200 *) (* _Harvey P. Dale_, Apr 03 2025 *) %K A021431 nonn,cons %O A021431 0,3 %A A021431 _N. J. A. Sloane_