A057841 - OEIS

%I #7 Oct 15 2013 22:30:56

%S 4,8,2048,34359738368,2361183241434822606848,

%T 3138550867693340381917894711603833208051177722232017256448

%N a(n) = 2^A057838(n) corresponding to extremal cases of A055079.

%H Ray Chandler, <a href="/A057841/b057841.txt">Table of n, a(n) for n=1..17</a>

%F a(n) = 2^A057838(n) = A055079(A057838(n)).

%e a(7) = 2^419 which has 127 decimal digits.

%e a(35) = 2^15239 which has 4588 decimal digits.

%Y Cf. A000005, A001221, A001222, A055079, A058060, A058061, A057838.

%K nonn

%O 1,1

%A _Labos Elemer_, Nov 24 2000

%E Edited by _Ray Chandler_, Aug 14 2010