n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 428: | \[428!!!!+1\] | 8969 × 590045016683<12> × 609091823821055751829<21> × [100180186944562300381613207542473161172652008163568775961305064635282570052925515686298127505179826480076058802701980441189859712622985300677257162333986443472549557939666813314557020582724978497605247<201>] |