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A155479 Prime(n) without odd prime digits of n. 0
2, 3, 7, 13, 19, 23, 29, 31, 37, 43, 53, 61, 67, 71, 73, 79, 89, 101, 107, 109, 173, 179, 181, 193, 199, 223, 227, 281, 283, 293, 311, 317, 337, 347, 409, 419, 421, 433, 443, 457, 461, 463, 467, 479, 491, 503, 521, 523, 541, 547, 557, 569, 577, 593, 599, 601 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Odd prime digit = 3, 5 or 7.
LINKS
EXAMPLE
If n=1=nonprime and 2=prime(1), then 2=a(1). If n=2=even prime and 3=prime(2), then 3=a(2). If n=4=composite and 7=prime(4), then 7=a(3), etc.
CROSSREFS
Sequence in context: A329414 A329415 A329416 * A019411 A105792 A130903
KEYWORD
nonn,base
AUTHOR
EXTENSIONS
Corrected (599 inserted) by R. J. Mathar, May 10 2010
STATUS
approved

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Last modified June 18 09:13 EDT 2024. Contains 373472 sequences. (Running on oeis4.)