n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 231: | \[231!!+1\] | 2 × 46023390615331<14> × 11770535748940273<17> × [136144628586729750492626775396690967032715784754600641607415276846014220288681477092199593972398063670199645635636076953010996168102274753876456074494924823231182606501607528310674499604644806151<195>] |