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 A079552 #14 Jul 16 2022 22:50:36 %S A079552 0,1,3,6,10,14,20,25,31,35,41,49,58,66,74,78,84,88,100,108,116,128, %T A079552 136,140,148,160,169,177,181,193,203,215,223,231,239,245,257,269,279, %U A079552 283,289,293,311,319,333,342,354,370,378,382,394,402,410,430,438,447,451,457,473 %N A079552 Record values in A079551. %H A079552 Amiram Eldar, <a href="/A079552/b079552.txt">Table of n, a(n) for n = 0..10000</a> %F A079552 a(n) = A000005(A006093(n)) + a(n-1). - _Jon Maiga_, Jan 02 2019 %t A079552 RecurrenceTable[{a[0]==0, a[n]==DivisorSigma[0,Prime[n]-1]+a[n-1]}, a, {n, 100}] (* _Jon Maiga_, Jan 02 2019 *) %Y A079552 Cf. A000005, A006093, A079551. %Y A079552 Partial sums of A008328. %K A079552 nonn %O A079552 0,3 %A A079552 _N. J. A. Sloane_, Jan 24 2003