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A328515 Number of primes in permutations of digits per permutation class of the positive integers ordered by smallest member of this class excluding leading zeros. 1
0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 2, 1, 0, 1, 2, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 2, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 2, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 2, 0, 1, 0, 1, 3, 0, 1, 0, 0, 2, 2, 0, 0, 2, 2, 0, 2, 2, 0, 2, 1, 0, 3, 3, 0, 2, 0, 1, 2, 0, 0, 4, 0, 0, 3, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,14
COMMENTS
Primitive sequence of A039999.
LINKS
EXAMPLE
A179239(67) = 103. Its permutations of digits without leading zeros are 103, 130, 301, 310. Of these, only 103 is prime which is one number. So a(67) = 1.
CROSSREFS
Sequence in context: A170958 A178651 A046810 * A356682 A323989 A262988
KEYWORD
nonn,base
AUTHOR
David A. Corneth, Oct 18 2019
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)