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 A096902 #11 Mar 11 2020 09:57:10 %S A096902 2,3,4,5,6,7,8,9,10,11,12,14,16,18,20,24,26,27,30,31,37,38,40,46,48, %T A096902 50,55,56,58,60,62,63,64,66,67,70,71,72,73,74,78,81,85,88,89,92,95,98, %U A096902 102,109,113,114,116,120,121,122,130,133,134,135,136,140,144,147,148,152 %N A096902 Numbers n such that 3*prime(n) + 2*prime(n+1) is prime. %H A096902 Robert Israel, <a href="/A096902/b096902.txt">Table of n, a(n) for n = 1..10000</a> %e A096902 a(3)=4 since 3*prime(4)+2*prime(5) = 3*7 + 2*11 = 43 is prime. %p A096902 select(n -> isprime(3*ithprime(n)+2*ithprime(n+1)), [$1..200]); # _Robert Israel_, Mar 11 2020 %t A096902 Position[Partition[Prime[Range[200]],2,1],_?(PrimeQ[3#[[1]]+2#[[2]]]&),{1},Heads->False]//Flatten (* _Harvey P. Dale_, Apr 23 2016 *) %Y A096902 Cf. A096218 for resulting primes. %K A096902 nonn %O A096902 1,1 %A A096902 _Ray Chandler_, Jul 31 2004