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User:Gottfried Helms

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Retired lecturer in "empirical research in social sciences for social workers", university Kassel,Germany
Numbertheory is a nonprofessional ambition for a quite long time...
Focus on (infinite) matrices of combinatorical numbers; Carlemanmatrices for functional iteration, Tetration. Active on math.stackexchange.com, mathoverflow.com, tetrationforum.org
">CombMat - Testing creation-of-user-pages

Wiki contributions:


  • nothing to mention so far



Sequences contributions (sequences or comments):


  • 2011/02/14 A184011 coefficients for the half-iterate of exp(x)-1
  • 2010/
  • 2009/



Articles related to, focused on or even initiated by sequences and their study in context of OEIS