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| Volume 53 | Number 1 | February 2015 |  
 
    
Abstract |
Full text| Lawrence Somer and Michal Křížek On Primes in Lucas Sequences
 | 2 |  
 
 
    
Abstract |
Full text| Nathan Hamlin, Bala Krishnamoorthy, and William Webb A Knapsack-Like Code Using Recurrence Sequence Representations
 | 24 |  
 
 
    
Abstract |
Full text| Patrick Flanagan, Marc S. Renault, and Josh Updike Symmetries of Fibonacci Points, Mod m
 | 34 |  
 
 
    
Abstract |
Full text| Michael D. Hirschhorn A Connection Between π and Φ
 | 42 |  
 
 
    
Full text| Michael D. Hirschhorn Ramanujan's Last Problem
 | 48 |  
 
 
    
Abstract |
Full text| Gábor Nyul and Bettina Rauf On the Existence of van der Waerden Type Numbers For Linear Recurrence 
Sequences with Constant Coefficients
 | 53 |  
 
 
    
Abstract |
Full text| Martin Griffiths and William Wynn-Thomas A Property of a Fibonacci Staircase
 | 61 |  
 
 
    
Abstract |
Full text| Russell A. Gordon and Sara L. Graham Comments on Proofs That There are No Four Squares in Arithmetic Progression
 | 68 |  
 
 
    
Abstract |
Full text| Helmut Prodinger Two Families of Series for the Generalized Golden Ratio
 | 74 |  
 
 
    
Abstract |
Full text| Philippe Ellia and Paolo Menegatti Ramanujan-Nagell Type Equations and Perfect Numbers
 | 78 |  
 
 
     
Full text| Elementary Problems and Solutions (Edited by Russ Euler and Jawad Sadek)
 | 81 |  
 
 
     
Full text| Advanced Problems and Solutions (Edited by Florian Luca)
 | 88 |  
 
 
    
Full text| The John Riordan Prize | 96 |  
 
 
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