n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| * 515: | \[515!!!!!+1\] | 28649 × 4537588411<10> × 171743768737183066097<21> × [4373783837262541422515704917075735529434466291180000800739923136690631220284618924814613075697840826969252502714887459009413974982826622162396279873815930066840994334287663359149248830660761635331378347<202>] |