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 A337463 #22 Apr 08 2021 07:18:48 %S A337463 8706123,24463374,32442848,32942943,36782289,48580623,55486248, %T A337463 57476573,59600365,59757774,62481222,62664810,62884590,63262374, %U A337463 63728124,64724373,65159575,65450824,69362487,70302087,70370223,70785924,71494773,72060272,72503682,73256910,73638422,74066874,74361858 %N A337463 Numbers k such that k, k+1, k+2 and k+3 are products of 6 primes (A046306). %C A337463 a(1) = 8706123 = A067821(4). %e A337463 8706123 = 3^4*19*5657, 8706124 = 2*2*7*7*43*1033, %e A337463 8706125 = 5^3*17*17*241, 8706126 = 2*3*11*13*73*139. %o A337463 (PARI) for(k=2^6,75000000,my(found=1);for(j=0,3,if(bigomega(k+j)!=6,found=0;break));if(found,print1(k,", "))) \\ _Hugo Pfoertner_, Oct 21 2020 %Y A337463 Cf. A067821, A046306, A237201. %K A337463 nonn %O A337463 1,1 %A A337463 _Zak Seidov_, Sep 29 2020