OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Pi Digits
MATHEMATICA
a=RealDigits[Pi, 10, 7! ]; lst={}; Do[b=a[[1]][[n]]; c=a[[1]][[n+1]]; If[b==2&&c==2, AppendTo[lst, n-1]], {n, 7!-1}]; lst (* Vladimir Joseph Stephan Orlovsky, Jun 07 2009 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved