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0, 4, 4, 5, 7, 5, 8, 10, 8, 10, 10, 10, 17, 13, 14, 18, 15, 15, 17, 18, 20, 15, 24, 18, 19, 21, 21, 22, 22, 22, 23, 23, 25, 24, 24, 26, 27, 27, 29, 26, 29, 30, 27, 31, 31, 28, 32, 32, 33, 35, 36, 31
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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2,2
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LINKS
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Martin Renner, Table of n, a(n) for n = 2..53
I. O. Angell and H. J. Godwin, On Truncatable Primes, Math. Comput. 31, 265-267, 1977.
Eric Weisstein's World of Mathematics, Truncatable Prime.
Index entries for sequences related to truncatable primes
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CROSSREFS
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Cf. A076586, A103463.
Sequence in context: A062836 A137903 A091349 * A170934 A079999 A058619
Adjacent sequences: A103480 A103481 A103482 * A103484 A103485 A103486
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KEYWORD
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nonn,base
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AUTHOR
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Martin Renner, Mar 21 2005, Sep 24 2007, Jul 22 2008
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STATUS
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approved
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