cp's OEIS Frontend

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.

A243892 a(n) = prime(k) with k = n^2 + prime(n)^2.

This page as a plain text file.
%I A243892 #11 Jun 14 2014 13:27:25
%S A243892 11,41,139,313,839,1259,2273,2953,4493,7417,8689,12659,15881,17837,
%T A243892 21683,28097,35401,38321,46993,53353,56909,67499,75277,87539,105167,
%U A243892 115061,120431,130817,136559,147881,189127,202493
%N A243892 a(n) = prime(k) with k = n^2 + prime(n)^2.
%H A243892 Freimut Marschner, <a href="/A243892/b243892.txt">Table of n, a(n) for n = 1..63</a>
%F A243892 a(n) = prime((n^2 + prime(n)^2)) = prime(A106587(n)).
%e A243892 n = 1, prime(1^2+prime(1)^2) = prime(1 + 2^2) = prime(5) = 11.
%e A243892 n = 2, prime(2^2+prime(2)^2) = prime(4 + 3^2) = prime(13) = 41.
%Y A243892 Cf. A000290 (squares n^2), A000040 (prime(n)), A001248 (prime(n)^2), A106587 (n^2 + prime(n)^2).
%Y A243892 Also A011757 is prime(n^2), A096327 is prime(prime(n)^2).
%K A243892 nonn
%O A243892 1,1
%A A243892 _Freimut Marschner_, Jun 14 2014