tables > factorial > f2-1

n!! - 1

Table

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

* 309: \[309!!-1\] 2 × 359 × [13794045600575672006871067963533110041692803232933757432680488361683937990766958562247997985437021025027388958114955239201416031109274262154848290941846014896414603164548580441578698886669518032233546367953390111768981536807853014332088192044986586552422830704121383837395927733851961593925144145113460117727933155793<317>]

Index range: 309 – 309 << prev next >>