n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 312: | \[312!!!!+1\] | 79 × 13241 × 163762531 × [6038478844133653846214745347466423333800184728797763665687752842722873710083063589739636077977107893379706274349716495797307172798748411240542430189<148>] |