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A129693 Right truncatable primes in base 9 (written in decimal form). +0
1
2, 3, 5, 7, 19, 23, 29, 31, 47, 53, 67, 71, 173, 179, 211, 263, 269, 281, 283, 431, 479, 607, 641, 643, 647, 1559, 1613, 1619, 1901, 1907, 2371, 2423, 2531, 2549, 2551, 3881, 5471, 5791, 5827, 14033, 14519, 17117, 17167, 21341, 21347, 22783, 22787, 22943 (list; graph; listen)
OFFSET

1,1

COMMENT

There are exactly 68 right truncatable primes in base 9.

REFERENCES

Angell, I. O. and Godwin, H. J. "On Truncatable Primes." Math. Comput. 31, 265-267, 1977.

LINKS

Martin Renner (martin.renner(AT)gmx.net), Jun 01 2007, Table of n, a(n) for n = 1..68

Index entries for sequences related to truncatable primes

Eric Weisstein: Truncatable Prime.

CROSSREFS

Cf. A024769, A076586.

Sequence in context: A071710 A048403 A000519 this_sequence A153590 A025019 A140327

Adjacent sequences: A129690 A129691 A129692 this_sequence A129694 A129695 A129696

KEYWORD

nonn

AUTHOR

Martin Renner (martin.renner(AT)gmx.net), Jun 01 2007

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Last modified December 5 23:33 EST 2009. Contains 170428 sequences.


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