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A079593
Primes equal to floor(Pi*x) where x is prime.
0
53, 59, 97, 191, 223, 229, 317, 719, 757, 977, 983, 1039, 1171, 1259, 1567, 1699, 1787, 2503, 2579, 2711, 2767, 2861, 2887, 3037, 3169, 3301, 3433, 3823, 3923, 4049, 4093, 4483, 4583, 4621, 4973, 5237, 5507, 5689, 5903, 6217, 6317
OFFSET
0,1
EXAMPLE
The smallest prime x such that floor(x*Pi) is prime, is 17.
floor(17*Pi)=53, so 53 is the first term of the sequence.
MATHEMATICA
For[i = 1, i < 1000, If[PrimeQ[IntegerPart[Pi*Prime[i]]] == True, Print[IntegerPart[Pi*Prime[i]]]]; i++ ]
CROSSREFS
Cf. A077546.
Sequence in context: A059472 A165455 A180553 * A086082 A126665 A279191
KEYWORD
nonn
AUTHOR
Neil Fernandez, Jan 27 2003
STATUS
approved