n!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 196: | \[196!!-1\] | 199 × 2357 × 2791 × 60561421 × 31939666484420426483<20> × [1179801940266699185880864982612060587227315361631636990794837458451054089445340030037904980042227481902582677976349489896419761188533432467565565061<148>] |