tables > factorial > f2+1

n!! + 1

Table

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

261: \[261!!+1\] 24 × 7098211161395061781499270965393836220556148881599845003742166317486732196733863182184843201904556933329480500262745609427390639420949852995846099791809878671027762851556900705753001310887941186298683911590506777382767908644472042134692355466540902853012084961<259>

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