pentagonal pyramidal number (Q8772)
pyramidal number
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | pentagonal pyramidal number |
pyramidal number |
Statements
Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle {\frac {n^{2}(n+1)}{2}}}
0 references