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A007927
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Some nontrivial permutation of digits is a factorial number.
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0
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10, 20, 42, 60, 100, 102, 200, 201, 204, 207, 210, 240, 270, 402, 420, 600, 702, 1000, 1002, 1020, 1200, 2000, 2001, 2004, 2007, 2010, 2040, 2070, 2100, 2400, 2700, 4002, 4005, 4020, 4050, 4200, 4500, 5004, 5400, 6000, 7002, 7020, 7200
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| F. Smarandache, "Only Problems, not Solutions!", Xiquan Publ., Phoenix-Chicago, 1993
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LINKS
| M. L. Perez et al., eds., Smarandache Notions Journal
F. Smarandache, Only Problems, Not Solutions!
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CROSSREFS
| Sequence in context: A053162 A110804 A048063 * A160517 A072081 A034087
Adjacent sequences: A007924 A007925 A007926 * A007928 A007929 A007930
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KEYWORD
| nonn,base
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AUTHOR
| R. Muller
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