n!! - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
* 414: | \[414!!-1\] | 60127 × 288385841917<12> × 169155235502233<15> × 2064030774143297<16> × 9648710841332821<16> × [40817690385500470209606526738934045921077321039296083853224937799263815039308990129565297197404476735135221351029022297323262094582184250364965133281664049335500586820156386035787811525781443495706514231902617282552767188750166449423511393316075440133013857307443056026254674736620039183838858892446512743522426381477519143807974379869393278185538854895853928957525898627374368941293399687241<392>] |