centered hexagonal number

subclass of centered polygonal number

en-GB/ˈsɛntəd hɛksˈæɡənl ˈnʌmbə/
en-US/ˈsɛntɚd hɛkˈsæɡənəl ˈnʌmbɚ/

ক্যাটাগরি:

centered polygonal number