centered pentagonal number

subclass of centered polygonal number

en-GB/ˈsɛntəd pɛnˈtæɡənl ˈnʌmbə/
en-US/ˈsɛntɚd pɛnˈtæɡənəl ˈnʌmbɚ/

Категории:

figurate numbercentered polygonal number