n!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 98: | \[98!!+1\] | 157 × 20482843013<11> × 17072892124040111<17> × 181236820456367369<18> × 34413689513422252227352215866279<32> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 98: | \[98!!+1\] | 157 × 20482843013<11> × 17072892124040111<17> × 181236820456367369<18> × 34413689513422252227352215866279<32> |