tables > factorial > f2-1

n!! - 1

Table

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

72: \[72!!-1\] 71 × 6317 × 2519981 × 93445879 × 242040670588232516915854359637543<33>

Index range: 72 – 72 << prev next >>