A137835 Larger of emirps (pairs) with a prime number of only prime digits.

73, 733, 33223, 35323, 72253, 72353, 73327, 73523, 73553, 75223, 75253, 77237, 77323, 77527, 77557, 3235223, 3353323, 3375233, 3527233, 3532733, 3573523, 3573733, 3575333, 3733333, 3735233, 3735353, 3753353, 3755273, 3755333

Offset: 1

Author

Lekraj Beedassy, Feb 12 2008

Keywords

• base
• nonn

Crossrefs

Cf. A137834.

Formula

Subsequence of A133753

Extensions

Duplicate term removed and a(16)-a(29) from Donovan Johnson, Jun 06 2009