A153584 Integers n such that floor((e + Pi)^n) is prime.

1, 10, 13, 186, 192, 5667

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Prog

(PARI) isok(n) = isprime(floor((Pi+exp(1))^n)); \\ Michel Marcus, Aug 28 2013
(PARI) is(n)=default(realprecision, n*log(Pi+exp(1))/log(10)\1+20); ispseudoprime((Pi+exp(1))^n\1) \\ Charles R Greathouse IV, Aug 28 2013

Crossrefs

Sequence in context: A219455 A164766 A075828 * A053612 A072146 A332440

Adjacent sequences: A153581 A153582 A153583 * A153585 A153586 A153587

Keyword

nonn

Author

Dmitry Kamenetsky, Dec 28 2008

Status

approved