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.

A033189 Smallest first term of arithmetic progression of n primes with difference A033188(n).

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%I A033189 #27 Feb 16 2025 08:32:36
%S A033189 2,2,3,5,5,7,7,199,199,199,60858179,147692845283,14933623,
%T A033189 834172298383,894476585908771,1275290173428391,259268961766921,
%U A033189 1027994118833642281,1424014323012131633,1424014323012131633,28112131522731197609
%N A033189 Smallest first term of arithmetic progression of n primes with difference A033188(n).
%C A033189 The entries shown have been proved to be correct.
%H A033189 J. K. Andersen, <a href="http://primerecords.dk/aprecords.htm">Primes in Arithmetic Progression Records</a>.
%H A033189 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PrimeArithmeticProgression.html">Prime Arithmetic Progression.</a>
%H A033189 Wikipedia, <a href="http://en.wikipedia.org/wiki/Prime_formula">Prime Formula</a>
%H A033189 <a href="/index/Pri#primes_AP">Index entries for sequences related to primes in arithmetic progressions</a>
%Y A033189 Cf. A033188, A113872.
%K A033189 nonn,hard
%O A033189 1,1
%A A033189 _Eric W. Weisstein_
%E A033189 More terms from _David W. Wilson_
%E A033189 a(14) corrected by _Gennady Gusev_, Jul 07 2004
%E A033189 Oct 05 2004: _Gennady Gusev_ reports that _Jens Kruse Andersen_ found a(15) and that _Gennady Gusev_ and _Jens Kruse Andersen_ together found a(16) and a(17).
%E A033189 a(18) found by _Gennady Gusev_ and _Jens Kruse Andersen_.
%E A033189 a(19)=a(20) found by Jaroslaw Wroblewski (jwr(AT)math.uni.wroc.pl), Dec 02 2008
%E A033189 a(21) found by Jaroslaw Wroblewski (jwr(AT)math.uni.wroc.pl), Dec 12 2008