pentadecagonal number

figurate number
Thing type_of_integer Q18454915
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pentadecagonal number

Summary

pentadecagonal number is a type of integer[1].

Key Facts

  • pentadecagonal number's instance of is recorded as type of integer[2].
  • pentadecagonal number's follows is recorded as tetradecagonal number[3].
  • pentadecagonal number's followed by is recorded as hexadecagonal number[4].
  • pentadecagonal number's subclass of is recorded as polygonal number[5].
  • pentadecagonal number's OEIS ID is recorded as A051867[6].
  • pentadecagonal number's defining formula is recorded as {\frac {13n^{2}-11n}{2}}[7].
  • pentadecagonal number's maintained by WikiProject is recorded as WikiProject Mathematics[8].

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APA 4ort.xyz Knowledge Graph. (2026). pentadecagonal number. Retrieved May 3, 2026, from https://4ort.xyz/entity/pentadecagonal-number
MLA “pentadecagonal number.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/pentadecagonal-number.
BibTeX @misc{4ortxyz_pentadecagonal-number_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{pentadecagonal number}}, year = {2026}, url = {https://4ort.xyz/entity/pentadecagonal-number}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): pentadecagonal number — https://4ort.xyz/entity/pentadecagonal-number (retrieved 2026-05-03)

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