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Search: id:A154981
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A154981 Primes with nonprime smallest digit. +0
1
11, 13, 17, 19, 31, 41, 61, 67, 71, 89, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 241, 251, 271, 281, 307, 311, 313, 317, 331, 401, 409, 419, 421, 431, 449, 457, 461, 467, 479, 487, 491, 499 (list; graph; listen)
OFFSET

1,1

COMMENT

Nonprime digit = 0, 1, 4, 6, 8 and 9.

CROSSREFS

Cf. A000040, A141468.

Sequence in context: A155071 A003626 A156341 this_sequence A092912 A092911 A062634

Adjacent sequences: A154978 A154979 A154980 this_sequence A154982 A154983 A154984

KEYWORD

nonn,base

AUTHOR

Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Jan 19 2009

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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