Sylvester's sequence: Difference between revisions
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m (→{{header|Haskell}}: Added an applicative variant) |
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<lang haskell>sylvester :: [Integer] |
<lang haskell>sylvester :: [Integer] |
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sylvester = iterate (\x -> x * (x-1) + 1) 2</lang> |
sylvester = iterate (\x -> x * (x-1) + 1) 2</lang> |
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or applicatively: |
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<lang haskell>sylvester :: [Integer] |
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sylvester = iterate (succ . ((*) <*> pred)) 2</lang> |
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=={{header|jq}}== |
=={{header|jq}}== |
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