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 A335860 #9 Jul 08 2020 20:41:09
%S A335860 0,1,3,5,8,11,15,18,22,26,31,35,40,45,50,54,59,64,70,75,81,87,94,99,
%T A335860 105,111,117,123,130,136,143,148,155,161,168,174,181,188,195,201,208,
%U A335860 215,223,230,237,245,254,260,268,275,282,289,297,304,312,319,327,335
%N A335860 Partial sums of A064097.
%F A335860 a(n) = A064097(A000142(n)) = A064097(n!).
%F A335860 a(n) = A053044(n) + A335429(n).
%t A335860 Accumulate@ Nest[Append[#1, #1[[#2 - #2/FactorInteger[#2][[1, 1]]]] + 1] & @@ {#, Length@ # + 1} &, {0}, 57]
%Y A335860 Cf. A053044, A064097, A081401, A335429.
%K A335860 nonn
%O A335860 1,3
%A A335860 _Michael De Vlieger_, _Antti Karttunen_, _Robert G. Wilson v_, Jun 27 2020