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 A180945 #7 May 12 2025 10:15:04 %S A180945 23,47,241,347,467,937,1811,2551,4159,4831,5851,9901,11131,11777, %T A180945 25759,37061,53597,78121,79817,83227,90263,95791,145547,164429,171793, %U A180945 245513,305243,314161,325477,372709,391231,436273,485101,497729,569269,609149 %N A180945 Primes of the form prime(i)*prime(i+1) + prime(i+2) + 1. %H A180945 Harvey P. Dale, <a href="/A180945/b180945.txt">Table of n, a(n) for n = 1..1000</a> %e A180945 a(7) = 1811 = 41*43 + 47 + 1. %t A180945 Select[#[[1]]*#[[2]]+#[[3]]+1&/@Partition[Prime[Range[150]],3,1],PrimeQ] (* _Harvey P. Dale_, Oct 19 2012 *) %Y A180945 Cf. A000040, A180944. %K A180945 nonn %O A180945 1,1 %A A180945 _Carmine Suriano_, Sep 27 2010