n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
376: | \[376!!!!!+1\] | 761044772987003231<18> × 2232206173784459089660949577696212671549556793883344004170153683828402464702148649315803831766732251830582249531250407973943299491190508407863967<145> |