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A201853 Primes of the form 7n^2 - 8. 1

%I #6 Sep 08 2022 08:46:01

%S 167,839,1567,3079,5879,6719,10639,18199,24359,29567,35279,39367,

%T 55439,71399,77167,86239,92567,99119,109367,155399,181439,204679,

%U 239567,294167,305759,323567,335719,341879,406559,455167,514079,544879

%N Primes of the form 7n^2 - 8.

%H Vincenzo Librandi, <a href="/A201853/b201853.txt">Table of n, a(n) for n = 1..5000</a>

%t Select[Table[7n^2-8,{n,1,1000}],PrimeQ]

%o (Magma) [a: n in [1..300] | IsPrime(a) where a is 7*n^2-8];

%K nonn,easy

%O 1,1

%A _Vincenzo Librandi_, Dec 06 2011

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)