Narayana number

English

Etymology

Named after Canadian mathematician T. V. Narayana (1930–1987).

Noun

Narayana number (plural Narayana numbers)

  1. (combinatorics) Any of the triangular array of natural numbers defined by N(n, k), n = 1, 2, 3 ..., 1 ≤ k ≤ n, occurring in various counting problems.
  • Narayana triangle
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