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 A098415 #9 Feb 16 2025 08:32:54 %S A098415 11,13,17,19,23,43,47,73,103,107,109,113,197,199,229,233,283,313,317, %T A098415 353,463,467,619,647,827,829,859,863,883,887,1093,1097,1283,1303,1307, %U A098415 1429,1433,1453,1487,1489,1493,1613,1669,1699,1789,1873,1877,1879,1999 %N A098415 Greatest members r of prime triples (p,q,r) with p<q<r=p+6. %C A098415 Union of A098412 and A098413; %C A098415 a(n)=A007529(n)+6; either a(n)=A098414(n)+2 or a(n)=A098414(n)+4. %H A098415 Harvey P. Dale, <a href="/A098415/b098415.txt">Table of n, a(n) for n = 1..1000</a> %H A098415 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PrimeTriplet.html">Prime Triplet</a> %t A098415 Transpose[Select[Partition[Prime[Range[350]],3,1],#[[3]]- #[[1]] == 6&]][[3]] (* _Harvey P. Dale_, Mar 17 2015 *) %o A098415 (PARI) is(n)=isprime(n) && isprime(n-6) && (isprime(n-2) || isprime(n-4)) \\ _Charles R Greathouse IV_, Feb 23 2017 %Y A098415 Cf. A098424, A098416, A098417. %K A098415 nonn %O A098415 1,1 %A A098415 _Reinhard Zumkeller_, Sep 07 2004