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 A039918 #6 Apr 28 2022 17:31:47 %S A039918 1,5,6,11,20,22,28,33,36,41,49,58,65,74,77,79,82,90,94,100,102,108, %T A039918 112,115,118,126,129,131,138,147,152,152,154,162,170,174,175,184,191, %U A039918 192,198,207,210,219,228,231,238,243,244,244,249,257,259 %N A039918 Partial sums of decimal digits of Pi (ignoring the initial 3). %t A039918 Accumulate[Rest[RealDigits[Pi,10,120][[1]]]] (* _Harvey P. Dale_, Apr 28 2022 *) %Y A039918 Cf. A000796. %K A039918 nonn,base %O A039918 1,2 %A A039918 _Felice Russo_