Manasara 62.5

62.5

ekatriṃśati mātrāntaṃ yaḥ śubhāyādisaṃbhavam
berotsedhasamaṃ śreṣṭhaṃ karṇāntaṃ madhyamaṃ bhavet

up to thirty-one digits, whichever arises through the auspicious formula of āyādi: / equal to the height of the main image is the largest; up to the ear is the intermediate;