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A259315
Nonprimes containing no zeros in decimal representation.
2
1, 4, 6, 8, 9, 12, 14, 15, 16, 18, 21, 22, 24, 25, 26, 27, 28, 32, 33, 34, 35, 36, 38, 39, 42, 44, 45, 46, 48, 49, 51, 52, 54, 55, 56, 57, 58, 62, 63, 64, 65, 66, 68, 69, 72, 74, 75, 76, 77, 78, 81, 82, 84, 85, 86, 87, 88, 91, 92, 93, 94, 95, 96, 98, 99, 111
OFFSET
1,2
COMMENTS
Intersection of A052382 and A018252;
A168046(a(n)) * (1 - A010051(a(n)) = 1.
LINKS
MATHEMATICA
Select[Range[150], !PrimeQ[#]&&DigitCount[#, 10, 0]==0&] (* Harvey P. Dale, Sep 18 2024 *)
PROG
(Haskell)
a259315 n = a259315_list !! (n-1)
a259315_list = filter ((== 0) . a010051') a052382_list
(PARI) isok(m) = !isprime(m) && vecmin(digits(m)); \\ Michel Marcus, Jan 23 2022
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Jun 24 2015
STATUS
approved