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Partha Pratim Majumder and Aravinda Chakravati Variation in the Number of Ray- and Disc-Florets in Four Species of Compositae

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S. Tauber Combinatorial Numbers in Cn

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David T. Walker Consecutive Integer Pairs of Powerful Numbers and Related Diophantine Equations

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V. E. Hoggatt, Jr. and G. L. Alexanderson Sums of Partition Sets in Generalized Pascal Triangles I

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Hugo Norden Per Nørgård's "Canon"

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W. Elliott Greig Bode's Rule and Folded Sequences

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James P. Jones Diophantine Representation of the Lucas Numbers

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V. E. Hoggatt, Jr. and Marjorie Bicknell Pascal, Catalan, and General Sequence Convolution Arrays in a Matrix

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H. W. Gould Letter to the Editor

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V. E. Hoggatt, Jr. and Krishnaswami Alladi In-Winding Spirals

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James Alonso Arithmetic Sequences of Higher Order

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Ronald Solomon Divisibility Properties of Certain Recurring Sequences

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Brother Alfred Brousseau Recursion Relations of Products of Linear Recursion Sequences

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Joseph Arkin and Paul Smith Trebly-Magic Systems in a Latin 3-Cube of Order Eight

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P. C. Consul Some Factorable Determinants

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Haruo Hosoya Fibonacci Triangle

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Larry Taylor A Conjecture Relating Quartic Reciprocity and Quartic Residuacity to Primitive Pythagorean Triples

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Edited by Raymond E. Whitney Advanced Problems and Solutions

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Edited by A. P. Hillman Elementary Problems and Solutions

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