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A128192
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a(n) = denominator of b(n), where b(1)=1, b(n+1) = sum{k=1 to n} {b(n+1-k)/k} ({x} is the fractional part of x).
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1
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1, 1, 2, 6, 3, 60, 360, 2520, 1680, 15120, 2800, 831600, 9979200, 9266400, 165110400, 27243216000, 27243216000, 102918816000, 793945152000, 355537728000, 150849578880000, 22174888095360000, 3049047113112000, 43155743754816000
(list; graph; refs; listen; history; internal format)
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