n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 421: | \[421!!!!!+1\] | 5046973 × 70064237 × 578841317 × 10632489998964293<17> × [208302511620265317118331969927869486507494455831677980321832083752885957701271467019034273686222983500136674603702149531179705700093048048529244817<147>] |