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A020460 Primes that contain digits 2 and 9 only. 1
2, 29, 229, 929, 2999, 9929, 22229, 99929, 2222929, 2229299, 2292299, 2299229, 2922229, 2992229, 2992999, 2999299, 2999999, 9222229, 9922229, 9929929, 9929999, 9999299, 9999929, 22229299, 22292929, 22299229, 22929299, 29229229, 29229929 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A009772 A179024 A179025 * A178000 A036939 A124301

Adjacent sequences:  A020457 A020458 A020459 * A020461 A020462 A020463

KEYWORD

nonn,base

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified February 15 05:15 EST 2012. Contains 205694 sequences.