idoneal

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Adjective

1. {{lb|en|math}} Belonging to the [[set]] of [[positive]] [[integer]]s that cannot be expressed as ''ab'' + ''bc'' + ''ac'' for distinct positive integers ''a'', ''b''{{,}} and ''c''.

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