11 lines
366 B
Haskell
11 lines
366 B
Haskell
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seqOfE = (foldr (++) [] (map (\n -> [1, n, 1]) [64, 62..2])) ++ [2]
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next n (a, b) = (b + n * a, a)
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convergent tup seq = case seq of [] -> tup
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(n:ns) -> convergent (next n tup) ns
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sumOfNumeratorDigits (n, _) = foldr (\c acc -> acc + read [c] :: Integer) 0 (show n)
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main = print $ sumOfNumeratorDigits (convergent (68, 67) seqOfE)
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