**As p runs through the primes, sequence gives denominator of Sum_{k=1..p-1} 1/k^2.**

*1, 4, 144, 3600, 1270080, 153679680, 519437318400, 150117385017600*

*1 seqfan posts*

Index of A-numbers in seqfan: by ascending order by month by frequency by keyword

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