Cover Page

John C. Higgins Subsemigroups of the Additive Positive Integers

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C. C. Yalavigi Properties of Tribonacci Numbers

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Brother Alfred Brousseau Note on the Characteristic Number of a Sequence of Fibonacci Squares

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P. Erdös and R. L. Graham On Sums of Fibonacci Numbers

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John Ivie A General Q-Matrix

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Leslie E. Blumenson A Characterization of Fibonacci Numbers Suggested by a Problem in Cancer Research

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Robert M. Giuli Linear Homogeneous Difference Equations

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V. E. Hoggatt, Jr. Generalized Fibonacci Numbers in Pascal's Pyramid

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J. L. Brown, Jr. and R. L. Duncan Modulo One Uniform Distribution of Certain Fibonacci-Related Sequences

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L. Carlitz Note on Summation Formulas

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Edited by Raymond E. Whitney Advanced Problems and Solutions

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Joseph S. Madachy Some New Narcissistic Numbers

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Rolf A. Deininger Fibonacci Numbers and Water Pollution Control

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J. Wlodarski A Number Game

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Brother Alfred Brousseau Fibonacci Numbers and Geometry

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Hugo Norden Proportions and the Composer

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M. S. Klamkin A Number Problem

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Beverly Ross A Lucas Number Counting Problem

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Corrigenda

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Edited by A. P. Hillman Elementary Problems and Solutions

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