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 A089527 #7 Aug 04 2021 07:43:39 %S A089527 5,17,43,137,193,197,223,227,349,379,463,1033,1109,1303,1427,1559, %T A089527 1607,1609,3163,3613,3767,3823,4289,4337,4637,4969,5657,5839,6199, %U A089527 6709,6733,7823,8363,8699,8747,8863,9127,9643,9743,9967,10253,10459,10979,11593 %N A089527 p(k) such that 2*p(k)+3 and 2*p(k+1) + 3 are consecutive primes, where p(i) denotes the i-th prime. %F A089527 a(n) = A000040(A089526(n)). %e A089527 p(3)=5, 2*5 + 3 = 13 = p(6); %e A089527 p(4)=7, 2*7 + 3 = 17 = p(7). %Y A089527 Subsequence of A023204. %Y A089527 Cf. A089526, A089528, A089529. %K A089527 nonn %O A089527 1,1 %A A089527 _Ray Chandler_, Nov 07 2003 %E A089527 Offset changed to 1 by _Jinyuan Wang_, Aug 04 2021