n!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 331: | \[331!!!!-1\] | 2 × 165751785426431569<18> × [3006438942292709667906023713542867646803277347468701060022334343545136996385922422909568369422464080593920147612080919374384371108220849050588701886904091923<157>] |