login
Smallest prime formed by reverse concatenation of n consecutive square numbers, 0 if no such prime exists.
10

%I #2 Oct 02 2013 15:47:25

%S 0,41,941,576529484441,1876918496182251795617689,144121100816449,

%T 841784729676625576529,1537615129148841464114400141611392413689,0,

%U 3844372136003481336432493136302529162809

%N Smallest prime formed by reverse concatenation of n consecutive square numbers, 0 if no such prime exists.

%e a(3)=941 because 941 is the smallest prime formed from reverse concatenation of 3 consecutive square numbers i.e. 1,4 and 9.

%K base,nonn

%O 1,2

%A _Shyam Sunder Gupta_, Apr 17 2005