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A083400
Numbers n such that A053664(n) and A073605(n) are primes.
0
3, 4, 5, 6, 27
OFFSET
1,1
EXAMPLE
a(4)=6 because A053664(6)=29243 and A073605(6)=787 are primes.
MATHEMATICA
For[k = 0, k < 1415, If[PrimeQ[ChineseRemainder[Range[k], Prime[Range[k]]]] && PrimeQ[ChineseRemainder[ -Range[k], Prime[Range[k]]]], Print[k]], k++ ]
CROSSREFS
KEYWORD
more,nonn
AUTHOR
Farideh Firoozbakht, Jun 07 2003
STATUS
approved