Meanings
plural Keith numbers
- mathematicsA repetitive Fibonacci-like integer which appears in a linear recurrence relation.
Synonyms: repfigit number
Synonyms & antonyms
nounA repetitive Fibonacci-like integer which appears in a linear recurrence relation.
Origin
Introduced by Mike Keith in 1987.
Full word history & related roots →Cite this entry
Keith number. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Keith%20number
“Keith number.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Keith%20number. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Keith number,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Keith%20number.
Source: Keith number on Wiktionary, CC BY-SA 4.0.