*Associate Professor, PG & Research Department of Mathematics, Cauvery College for Women, Trichy-18
**Assistant Professor, PG & Research Department of Mathematics, Cauvery College for Women, Trichy-18
*E-mail: janakikarun@rediffmail.com
A pyramidal number is a figurate number that represents to a pyramid with a polygonal base and a given number of triangular sides. In this paper, we have made an attempt to obtain various interesting relations among pyramidal numbers and other special numbers.
Pyramidal number, Jarasandha number, Polygonal number & Special numbers, 11D99
