login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A104838
Primes from merging of 18 successive digits in decimal expansion of Pi.
1
348253421170679821, 211706798214808651, 81284811174502841, 502841027019385211, 334461284756482337, 564856692346034861, 917153643678925903, 305305488204665213, 351885752724891227
OFFSET
1,1
LINKS
MATHEMATICA
With[{pi = FromDigits/@Partition[RealDigits[Pi, 10, 900][[1]], 18, 1]}, Select[pi, PrimeQ]] (* Vincenzo Librandi, Apr 21 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Zak Seidov, Mar 27 2005
STATUS
approved