Item:Q8762: Difference between revisions
Created a new Item: centered pentagonal number, subclass of centered polygonal number |
Created claim: defining formula (P333): \mathrm{P}_n = \frac{5 n^2 - 5 n + 2}{2}, n \ge 1 |
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| Property / instance of | |||
| Property / instance of: centered polygonal number / rank | |||
Normal rank | |||
| Property / instance of: centered polygonal number / qualifier | |||
| Property / instance of: centered polygonal number / qualifier | |||
| Property / instance of: centered polygonal number / qualifier | |||
| Property / subclass of | |||
| Property / subclass of: figurate number / rank | |||
Normal rank | |||
| Property / defining formula | |||
\mathrm{P}_n = \frac{5 n^2 - 5 n + 2}{2}, n \ge 1 | |||
| Property / defining formula: / rank | |||
Normal rank | |||
