n!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 512: | \[512!!!+1\] | 34 × 733 × 857 × 138952477 × 7465701653<10> × 90019374421<11> × 77978307155881839145547<23> × [1723556405929787496681319938818987138821828198677948455618277930246033479118249180328819941028945034073171854698356189439760456767742976957612515515897601428416963976088426813513727770427198842250516627343013044796795684824423994747955381930687875311981326533867826475836255280663282101185329620793596143788278337055876004866263403<331>] |