tables > factorial > f2-1

n!! - 1

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 491: \[491!!-1\] 2 × [1723392408057884372492679228610690930653199462354838921848788960404185154358724353364373495028012425149904905904173468082019055123710177570226912672939699563293878661925691791492390021424848621730064273813872590396382493413690360656394625711034210191802006545844360656122215939908188633614214122720542896768322182563543403114280350734292827672613425637698480523480625375131834678521617760264460448846018611856035046146205662044283434624670162879023300805062368540284634203642821913892084447280769393515610640582218834188088507630709500517696142196655273437<556>]

Index range: 491 – 491 << prev next >>