Copyright 2014, 2015 Kevin Ryde

This file is part of Math-OEIS.

Math-OEIS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

Math-OEIS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License along
with Math-OEIS.  If not, see <http://www.gnu.org/licenses/>.



Version 7, November 2015
    - Stripped fix for sequences starting with a negative

Version 6, August 2015
    - Names,Stripped propagate taint of file input

Version 5, August 2014
    - Grep fix print when match reaches end of stripped line

Version 4, July 2014
    - Grep better message on no stripped file,
      stringize bigints as a workaround for Math::BigInt::GMP bug,
      per Dana Jacobsen RT#97218 and RT#97221

Version 3, July 2014
    - Grep fix for "name" parameter usage,
      better handling of bignums in halving/doubling attempts

Version 2, June 2014
    - fix for Stripped anum_to_values()

Version 1, June 2014
    - the first version