tables > factorial > f2+1

n!! + 1

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 260: \[260!!+1\] 131 × 173 × 349 × 883 × [1260343898202928517933319501832402607193951768180211537602063782119547011098686707258534362095705743117529005681144868281371009751941901146662725852207234614833602530687698935903346249372455757581332654349855206060419928692489994644136539406647761681<250>]

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