A007927 Some nontrivial permutation of digits is a factorial number.

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

Offset

1,1

Links

Table of n, a(n) for n=1..43.

F. Smarandache, Only Problems, Not Solutions!

Crossrefs

Sequence in context: A053162 A110804 A048063 * A284991 A327692 A269234

Adjacent sequences: A007924 A007925 A007926 * A007928 A007929 A007930

Keyword

nonn,base

Author

R. Muller

Status

approved