centered pentagonal number

subclass of centered polygonal number

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

ক্যাটাগরি:

figurate numbercentered polygonal number