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 A062827 #8 Apr 09 2023 02:06:15 %S A062827 0,4,15,45,116,259,505,853,1378,2256,3249,4855,6730,8738,11348,15012, %T A062827 19533,23693,29693,35876,41890,50691,59467,70667,84999,97916,110050, %U A062827 124679,138413,155289,187442,209595,236182,258438,296293,322458,358076,396409,432326 %N A062827 Variation of Stechkin's function, A055004. %o A062827 (PARI) for(n=1,22,print(sum(m=1,n,(prime(m-1)*floor(prime(n)*(prime(m-1)/ prime(m))))))) %Y A062827 Cf. A055004. %K A062827 easy,nonn %O A062827 1,2 %A A062827 _Jason Earls_, Jul 20 2001 %E A062827 More terms from _Sean A. Irvine_, Apr 09 2023