The Number of [Old-Time] Basketball Games with Final Score n:n where the Home Team was Never Losing but also Never Ahead by More Than w Points

نویسندگان

  • Arvind Ayyer
  • Doron Zeilberger
چکیده

We show that the generating function (in n) for the number of walks on the square lattice with steps (1, 1), (1,−1), (2, 2) and (2,−2) from (0, 0) to (2n, 0) in the region 0 ≤ y ≤ w satisfies a very special fifth order nonlinear recurrence relation in w that implies both its numerator and denominator satisfy a linear recurrence relation.

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عنوان ژورنال:
  • Electr. J. Comb.

دوره 14  شماره 

صفحات  -

تاریخ انتشار 2007