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 A122482 #12 Sep 08 2022 08:45:28 %S A122482 7,13,19,31,79,127,139,181,199,241,271,313,337,349,373,457,523,577, %T A122482 643,691,727,769,787,823,907,991,1051,1129,1231,1447,1567,1627,1723, %U A122482 1759,1783,1861,1879,1987,1993,2053,2251,2287,2371,2437,2473,2539,2593,2659 %N A122482 Primes p such that 1 + 4p + 12p^2 is prime. %C A122482 Primes p such that 2*p is in A086285 (Numbers n such that 1+2n+3n^2 is prime). %H A122482 Harvey P. Dale, <a href="/A122482/b122482.txt">Table of n, a(n) for n = 1..1000</a> %t A122482 Select[Prime[Range[400]],PrimeQ[1+4#+12#^2]&] (* _Harvey P. Dale_, Mar 11 2022 *) %o A122482 (Magma) [ p: p in PrimesUpTo(5000) | IsPrime(1+4*p+12*p^2)] // _Vincenzo Librandi_, Jan 26 2011 %Y A122482 Cf. A086285. %K A122482 nonn %O A122482 1,1 %A A122482 _Zak Seidov_, Oct 20 2006