A073905 Primes which can be written as a concatenation of p^q and q^p where p and q are primes.

89, 125243, 2187343, 1331177147, 15943232197, 48828125161051, 226981127173474825648610542883299603, 45474735088646411895751953125115856201, 952809757913927895430243255237372246531, 1856211592101757430245316367120794931877133

Offset

1,1

Links

Sean A. Irvine, Table of n, a(n) for n = 1..20

Crossrefs

Sequence in context: A033513 A128872 A263379 * A089158 A145098 A136031

Adjacent sequences: A073902 A073903 A073904 * A073906 A073907 A073908

Keyword

base,nonn

Author

Amarnath Murthy, Aug 18 2002

Extensions

a(4)-a(10) from Arkadiusz Wesolowski, Feb 08 2012

Status

approved