Identify this very simple number series.

series/race.distances New

New entry, edited from material collected for the archive and not yet in a released version.

Identify this very simple number series.

  3.1
  6.2
 13.1
 26.2
100

-- Hinayana Bawagan <bawagan@umdnj.edu>, May 1994

These are the 5k, 10k, half-marathon, marathon, and ultra-marathon

-- <farinahar@aol.com>

[ Editor: the distances in miles. ]