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 A177156 #4 Jan 12 2022 17:16:20 %S A177156 1,7,0,4,7,1,9,1,9,6,2,3,7,0,3,6,1,0,8,7,5,8,0,0,0,5,8,6,7,0,9,3,8,5, %T A177156 4,7,5,1,0,3,4,9,8,9,6,5,2,6,5,7,7,5,8,2,5,7,5,4,5,0,6,7,7,2,1,6,0,8, %U A177156 4,5,5,2,2,4,8,4,3,6,9,1,1,8,4,7,2,5,5,9,7,4,7,1,6,2,4,2,5,7,9,2,9,0,8,8,7 %N A177156 Decimal expansion of (9+sqrt(221))/14. %C A177156 Continued fraction expansion of (9+sqrt(221))/14 is A130658. %e A177156 (9+sqrt(221))/14 = 1.70471919623703610875... %t A177156 RealDigits[(9+Sqrt[221])/14,10,120][[1]] (* _Harvey P. Dale_, Jan 12 2022 *) %Y A177156 Cf. A177157 (decimal expansion of sqrt(221)), A130658 (repeat 1, 1, 2, 2). %K A177156 cons,nonn %O A177156 1,2 %A A177156 _Klaus Brockhaus_, May 03 2010