ἀρτιάκις

Adv.
A. an even number of times, opp. περιττάκις, Pl. Prm. 144a, Plu. 2.429d; ἄρτια ἀ. even times even, of powers of two, Pl. Prm. 143e, cf. Ascl. Tact. 2.7.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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