OFFSET
1,1
COMMENTS
EXAMPLE
A037610(7) = 1231231 is prime, so 7 is a term of the sequence.
MATHEMATICA
Select[Range@ 500, PrimeQ@ Floor[41/333*10^#] &] (* Michael De Vlieger, Sep 07 2015 *)
PROG
(PARI) a037610(n) = 10^n*41\333
is(n) = ispseudoprime(a037610(n))
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Felix Fröhlich, Sep 04 2015
EXTENSIONS
a(7)-a(8) from Michael S. Branicky, Jun 28 2023
STATUS
approved