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 A185347 #19 Jan 05 2025 23:40:05 %S A185347 129,158,382,1114,1546,2374,2582,3446,3578,6218,6826,7978,8266,9298, %T A185347 9382,10202,12946,14002,15178,15406,15766,16382,16466,17282,17362, %U A185347 18374,18838,19226,19606,23878,24074,25154,25642,26206,29782,30034,30638,32902,33526,34862,34934,35678,35978,36602 %N A185347 Semiprimes that are the sum of 10 consecutive primes. %C A185347 Or, semiprimes in A127337 (Numbers that are the sum of 10 consecutive primes). %C A185347 a(1) = 3*43, all other terms are of the form 2*prime. %H A185347 Harvey P. Dale, <a href="/A185347/b185347.txt">Table of n, a(n) for n = 1..1000</a> %t A185347 (* First run the program for A109611 to define semiPrimeQ *) Select[Table[Plus@@Prime[Range[n, n + 9]], {n, 500}], semiPrimeQ] (* _Alonso del Arte_, Feb 15 2011 *) %t A185347 Select[Total/@Partition[Prime[Range[600]],10,1],PrimeOmega[#]==2&] (* _Harvey P. Dale_, Sep 06 2014 *) %o A185347 (PARI) {s=129;for(n=1,2000,if(2==bigomega(s), print1(s", ")); s=s-prime(n)+prime(n+10))} %Y A185347 Cf. A127337. %K A185347 nonn %O A185347 1,1 %A A185347 _Zak Seidov_, Feb 15 2011