tables > factorial > f2+1

n!! + 1

Table

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

* 345: \[345!!+1\] 2 × 347 × 86468969 × 32792546035325641<17> × [9630198365850742400419941693284206902666809343019129821090245732655677603165961629236366239732738860897269216677810666333988219354053814003663772234179118658104740541672319109938474867496130089682053974514231675918066963628137014436098328670403455767427635288054837548664000859122040637915852454586946249807558935597937709579946294433851<337>]

Index range: 345 – 345 << prev next >>