Catalan numbers: Difference between revisions
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{{incorrect|R|series starts 1, 1, 2, ...}} |
{{incorrect|R|series starts 1, 1, 2, ...}} |
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<lang r>catalan <- function(n) choose(2*n, n)/(n + 1) |
<lang r>catalan <- function(n) choose(2*n, n)/(n + 1) |
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catalan( |
catalan(0:15) |
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[1] 1 1 2 5 14 42 132 429 1430 |
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[10] 4862 16796 58786 208012 742900 2674440 9694845</lang> |
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=={{header|Racket}}== |
=={{header|Racket}}== |
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