A note on triangular numbers
Stolt, B. (1956)
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Stolt, B. (1956)
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Weston, J.D. (1956)
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Jackson, Lloyd (1952)
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Fodor, G., Ketskeméty, I. (1950)
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Breves Filho, J.A. (1974)
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Carlitz, L. (1962)
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Curry, Haskell B. (1951)
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Bourgin, D.G. (1952)
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Saalfrank, C.W. (1961)
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