centered nonagonal number
subclass of centered polygonal number
| rdfs:label |
"centered nonagonal number"@en
|
|
skos:alt |
"zentrierte Enneagonalzahl"@de
|
| schema:description |
"subclass of centered polygonal number"@en
|
|
schema:date |
"2026-06-28T05:57:25+00:00"^^xsd:dateTime |
| schema:version | 2511347101 |
| wikibase:identifiers | 2 |
| wikibase:sitelinks | 12 |
| wikibase:statements | 7 |
| p:P18 | wd:statement/Q1587799-8713d7b7-4717-f142-e97e-e8f35ae2859c |
| p:P2534 | wd:statement/Q1587799-7775f9a9-414f-486f-9680-fdd347b21892 |
| p:P279 | wd:statement/Q1587799-6598e1bc-4858-5e7f-6bd9-c75d2e7319bb |
| p:P31 | wd:statement/Q1587799-9860C6A2-CF09-46CC-B3E2-457BEBAA4AC0 |
| p:P6104 | wd:statement/Q1587799-E6DF81DD-7F61-4A48-A27F-B03EF034901A |
| p:P646 | wd:statement/Q1587799-FC92654B-2286-437F-9ECB-F1C9BDEAA75F |
| p:P829 | wd:statement/Q1587799-ed218d95-486c-9e1c-3fc6-9a7192667fc4 |
| wdt:P18 |
<http:/ |
| wdt:P2534 | "<math class="mwe-math-element mwe-math-element-inline" xmlns="http://www.w3.org/1998/Math/MathML"><mrow data-mjx-texclass="ORD"><mstyle displaystyle="true" scriptlevel="0"><msub><mi>C</mi><mrow data-mjx-texclass="ORD"><mrow data-mjx-texclass="ORD"><mn>9</mn><mo>,</mo><mi>n</mi></mrow></mrow></msub><mo stretchy="false">=</mo><mrow data-mjx-texclass="ORD"><mfrac><mrow data-mjx-texclass="ORD"><mn>9</mn></mrow><mrow data-mjx-texclass="ORD"><mn>2</mn></mrow></mfrac></mrow><mi>n</mi><mo stretchy="false">(</mo><mi>n</mi><mo stretchy="false">−</mo><mn>1</mn><mo stretchy="false">)</mo><mo stretchy="false">+</mo><mn>1</mn><mo stretchy="false">=</mo><mfrac><mrow><mrow data-mjx-texclass="ORD"><mn>9</mn><msup><mi>n</mi><mrow data-mjx-texclass="ORD"><mn>2</mn></mrow></msup><mo stretchy="false">−</mo><mn>9</mn><mi>n</mi><mo stretchy="false">+</mo><mn>2</mn></mrow></mrow><mrow><mn>2</mn></mrow></mfrac></mstyle></mrow></math>"^^http://www.w3.org/1998/Math/MathML |
| wdt:P279 | centered polygonal number |
| wdt:P31 | type of integer |
| wdt:P6104 | WikiProject Mathematics |
| wdt:P646 | "/m/04j1pf" |
| wdt:P829 | "A060544" |
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