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 A094220 #26 Apr 09 2024 12:55:15 %S A094220 199,243051733,498161423,2490123989,5417375591,8785408259,8988840499, %T A094220 10385475431,11283287357,14384731703,18012540899,18346623637, %U A094220 21848966327,25708013101,26160970331,26230852979 %N A094220 Primes p such that p+210*i is prime for i=1 to 9. %C A094220 Subsequence of p in A227284 such that p + 210 is also (the next term) in A227284. - _M. F. Hasler_, Jan 02 2020 %H A094220 Zak Seidov, <a href="/A094220/b094220.txt">Table of n, a(n) for n = 1..90</a> %H A094220 OEIS wiki, <a href="https://oeis.org/wiki/Primes_in_arithmetic_progression">Primes in arithmetic progression</a>. %t A094220 Select[Prime[Range[254*10^6]],AllTrue[#+210*Range[9],PrimeQ]&] (* The program generates the first five terms of the sequence. *) (* _Harvey P. Dale_, Feb 04 2024 *) %Y A094220 Cf. A227284. %K A094220 nonn %O A094220 1,1 %A A094220 _Carlos Rivera_, May 27 2004 %E A094220 More terms from _Don Reble_, May 30 2004 %E A094220 Definition simplified by _Harvey P. Dale_, Feb 04 2024