n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
146: | \[146!!!+1\] | 3 × 197 × 1471 × 133303 × 4493610472554165906330405928993931<34> × 56282321323750485716825496167522072589637<41> |