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Primes which can be expressed as concatenation of powers of 2 and 0's.
2

%I #4 Dec 05 2013 19:55:05

%S 2,11,41,101,181,211,241,281,401,421,641,811,821,881,1021,1181,1201,

%T 1321,1481,1601,1621,1801,1811,2011,2081,2111,2141,2161,2221,2281,

%U 2411,2441,2801,3221,4001,4021,4111,4201,4211,4241,4421,4441,4481

%N Primes which can be expressed as concatenation of powers of 2 and 0's.

%e 1321 is a term as it is a concatenation of 1, 32 and 1 which are powers of 2.

%Y Cf. A066591, A066592.

%K base,easy,nonn

%O 1,1

%A _Amarnath Murthy_, Dec 21 2001

%E Corrected and extended by Christopher Lund (clund(AT)san.rr.com), Apr 14 2002