Remark on the hollow triangular and quadratic numbers

Krassimir Atanassov
Notes on Number Theory and Discrete Mathematics, ISSN 1310–5132
Volume 18, 2012, Number 4, Pages 69–70
Full paper (PDF, 133 Kb)

Details

Authors and affiliations

Krassimir Atanassov
Department of Bioinformatics and Mathematical Modelling
Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences
Acad. G. Bonchev Str., Bl. 105, Sofia–1113, Bulgaria

Abstract

A new concept related to the n-gonal numbers is introduced and it is illustrated with the cases of triangular and quadratic numbers.

Keywords

• Figurate number
• n-gonal number
• Quadratic number
• Triangular number

AMS Classification

• 11A67

References

1. Polygonal Number, Wolfram MathWorld, http://mathworld.wolfram.com/PolygonalNumber.html (accessed 17 Dec. 2012).
2. Polygonal number, Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/wiki/Polygonal_number (accessed 17 Dec. 2012).