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 A161193 #11 May 09 2021 07:53:45 %S A161193 5637,7429,9541,11397,13253,14085,16517,16581,19653,20613,20869,21957, %T A161193 22021,23493,24325,27333,31877,34117,35204,35653,35717,36101,40197, %U A161193 40837,41733,45957,47493,47557,48069,49093,50885,52357,55045,55237 %N A161193 Last term where no prime sums occur in A161190 in a 4-diagonal set of 24 terms. %C A161193 This sequence is a subsequence of A161190. %F A161193 These are the last terms in a set of 4 diagonals (comprising 24 points on the circumference of a circle). %e A161193 a(1)=5637 because that is the last term of 24, none of which are prime. In A161190 it would be indicated with a zero (0). However, the first set of 4 diagonals with no prime sum does not occur until index 88. %o A161193 (UBASIC) See A161190. %Y A161193 Cf. A161190, A161191, A161192, A161194. %K A161193 easy,nonn,uned %O A161193 1,1 %A A161193 _Enoch Haga_, Jun 06 2009