n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
245: | \[245!!!+1\] | 107346271697946376347083124081972091755049644764052383698877552113567027903253252996879217408475838592731774882112981084326053912421645418496000000000000000000001<162> |