Narayana number

noun

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.

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Meanings

nounNarayana number (plural Narayana numbers)

plural Narayana numbers

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

Origin

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

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Cite this entry
APA

Narayana number. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Narayana%20number

MLA

“Narayana number.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Narayana%20number. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Narayana number,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Narayana%20number.

Source: Narayana number on Wiktionary, CC BY-SA 4.0.