OFFSET
1,1
LINKS
FORMULA
a(n) = A037003(n) + 1. - Georg Fischer, May 31 2021
EXAMPLE
Pi starts off 3.141592653589793238462643383279502884197..., with 4s in the hundredths' (10^(-2)s') place, which is the third digit counting the 3 in the ones' place. Then there's another 4 at the 10^(-19)s' place, which is the twentieth digit counting the initial 3. [Alonso del Arte, Oct 07 2013]
MATHEMATICA
Flatten[Position[RealDigits[Pi, 10, 1000][[1]], 4]] (* Vincenzo Librandi, Oct 07 2013 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Simon Plouffe, Feb 20 2000
STATUS
approved