n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 481: | \[481!!!!!+1\] | 199 × 1907 × 11083 × 21013 × 55687763149<11> × 111683431087<12> × [61868085308690396419912250695633837589417946730363535813589932785700820661458001620076907177940802574464220057445069696839836661353152078782807386434233312134764978812927069286846137<182>] |