cp's OEIS Frontend

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.

A217018 Partial sums of 3-almost primes which are again 3-almost primes, i.e., have exactly 3 not necessarily distinct prime factors.

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%I A217018 #12 Jan 09 2013 15:07:57
%S A217018 8,20,964,1825,2074,2637,3614,3786,4503,5283,5495,6414,6652,7138,7383,
%T A217018 9485,9764,10330,10615,11191,12427,12749,13074,15475,16195,16930,
%U A217018 18446,19233,20855,22108,22959,23387,28273,28747,29222,30676,32695,34798,35871
%N A217018 Partial sums of 3-almost primes which are again 3-almost primes, i.e., have exactly 3 not necessarily distinct prime factors.
%C A217018 Bigomega=3 analog of the semiprime version A092190. In sequence A086062 it was asked whether there are infinitely many such numbers.
%F A217018 A217018 = A086062 intersect A014612.
%o A217018 (PARI) A217018(n,list=0,N=0,S=0)={until(!n--,until(bigomega(S+=N)==3,until(bigomega(N++)==3,));list&print1(S","));S} \\ - _M. F. Hasler_, Sep 29 2012
%K A217018 nonn
%O A217018 1,1
%A A217018 _M. F. Hasler_, Sep 23 2012