OFFSET
1,25
EXAMPLE
a(25) = 2 as the 25th run, the first run of two or more identical digits in 3.14159265358979323846264338..., consists of the two 3s following the first 24 digits.
MATHEMATICA
Length /@ Split@RealDigits[Pi, 10, 111][[1]] (* Robert G. Wilson v, Aug 16 2006 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Rick L. Shepherd, Aug 13 2006
STATUS
approved