tables > factorial > f2-1

n!! - 1

Table

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

* 381: \[381!!-1\] 2 × 383 × 739 × 8208437749386379078695056879<28> × [50949838559420309717396783927336271089817819424788837173583331933898653226791365111622750452572660917294972442474039710145236602374335294158391041490293939505789172081925200813013145074663435748315843995192223575118244646597443535252481947264077709423276601573882319739731827556550316553190913168913500263806972471638349549852399974014319403258338840376927726804330409100535269<377>]

Index range: 381 – 381 << prev next >>