A077547 Primes of the form floor(Pi^k).

3, 31, 97, 924269, 1958577254745770740635072198655932631

Offset: 1

Author

Amarnath Murthy, Nov 09 2002

Keywords

• nonn
• changed

Comments

The main entry for this sequence is A059792.

a(6) has 158 digits and is too large to include.

Links

• Eric Weisstein's World of Mathematics, Pi-Prime

Crossrefs

Cf. A059792.

Programs

Mathematica

lst={};Do[If[PrimeQ[p=Floor[Pi^n]],AppendTo[lst,p]],{n,4*5!}];lst (* Vladimir Joseph Stephan Orlovsky, Jan 28 2009 *)

PARI

for(n=1,999,if(ispseudoprime(t=floor(Pi^n)),print1(t", "))) \\ Charles R Greathouse IV, Oct 03 2011

Extensions

a(5) from Vladimir Joseph Stephan Orlovsky, Jan 28 2009