n!!!!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 512: | \[512!!!!!-1\] | 991 × 150089 × 2957791531 × 79015158813505028941549<23> × 456162203268591699203327<24> × [171890480699815030469378498261578817180641268152344364092319610030012932401962997105806674171513290265059144762848586552727857829668914211117702335045807557798255547270441<171>] |