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singly and doubly even

how many times a number is divisible by 2
Intangible mathematical_concept Q7524131
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singly and doubly even

Summary

singly and doubly even is a mathematical concept[1]. It draws 8 Wikipedia views per month (mathematical_concept category, ranking #250 of 1,007).[2]

Key Facts

  • singly and doubly even's instance of is recorded as mathematical concept[3].
  • singly and doubly even's Freebase ID is recorded as /m/07g_fy[4].
  • singly and doubly even's defining formula is recorded as q = 2^\nu\frac{a}{b}[5].
  • singly and doubly even's maintained by WikiProject is recorded as WikiProject Mathematics[6].

Why It Matters

singly and doubly even draws 8 Wikipedia views per month (mathematical_concept category, ranking #250 of 1,007).[2] It is known by 10 alternative names across languages and contexts.[7]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [7] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). singly and doubly even. Retrieved May 3, 2026, from https://4ort.xyz/entity/singly-and-doubly-even
MLA “singly and doubly even.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/singly-and-doubly-even.
BibTeX @misc{4ortxyz_singly-and-doubly-even_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{singly and doubly even}}, year = {2026}, url = {https://4ort.xyz/entity/singly-and-doubly-even}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): singly and doubly even — https://4ort.xyz/entity/singly-and-doubly-even (retrieved 2026-05-03)

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