n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
191: | \[191!!!+1\] | 257 × 2089 × 325304670528100406969412443011<30> × 459775189669175141740514878700030659613401277555709516649584817959137516288149897267<84> |