OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Flatten[Position[RealDigits[E, 10, 1000][[1]], 4]] (* Vincenzo Librandi, Oct 07 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Simon Plouffe, Feb 20 2000
STATUS
approved