login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

Numbers n such that A073609(n+1)=nextprime(A073609(n)).
2

%I #2 Mar 30 2012 17:26:28

%S 1,3,145,221,667,704,882,916,985,1153,1391,1392,1503,1524,1704,1774,

%T 1796,1849,2080,2111,2118,2134,2182,2223,2241,2244,2261,2441,2484,

%U 2536,2554,2692,2760,2879,2906,2920,3002,3024,3062,3069,3081,3093,3263,3270

%N Numbers n such that A073609(n+1)=nextprime(A073609(n)).

%Y Cf. A073609 a(n) = the smallest prime > a(n-1) such that a(n)-a(n-1) is a square, A152181 a(n)=A073609(A152180(n)).

%K nonn

%O 1,2

%A _Zak Seidov_, Nov 28 2008