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superfactorial
The product of the first n factorials (definition by Neil Sloane and Simon Plouffe in 1995). For example:
The sequence of superfactorials starts (from n = 0) as
1, 1, 2, 12, 288, 34560, 24883200, ...This idea was extended in 2000 by Henry Bottomley to the superduperfactorial as the product of the first n superfactorials, starting (from n = 0) as
1, 1, 2, 24, 6912, 238878720, 5944066965504000, ...
Related category
• TYPES OF NUMBERS
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