n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 220: | \[220!!!!!+1\] | 14832479 × 8961107790779<13> × 113685243054200263999367775551477572215989606997933390802554404461<66> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 220: | \[220!!!!!+1\] | 14832479 × 8961107790779<13> × 113685243054200263999367775551477572215989606997933390802554404461<66> |