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A083400 Numbers n such that A053664(n) and A073605(n) are primes. 0
3, 4, 5, 6, 27 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

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

Cf. A053664, A073605, A083376.

Sequence in context: A294247 A083401 A281829 * A154665 A056190 A202702

Adjacent sequences:  A083397 A083398 A083399 * A083401 A083402 A083403

KEYWORD

more,nonn

AUTHOR

Farideh Firoozbakht, Jun 07 2003

STATUS

approved

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Last modified June 20 09:12 EDT 2019. Contains 324234 sequences. (Running on oeis4.)