A004192 Numbers obtained by reversing digits of factorial numbers.

1, 1, 2, 6, 21, 27, 42, 405, 2304, 88263, 88263, 861993, 6100974, 80207226, 219287178, 8634767031, 88898722902, 690824786553, 8275073732046, 238804001546121, 466718002092342, 4490717124909015, 867067777270004211, 4667948883761025852, 48958903334001211551

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• base

Crossrefs

A sorted version of A004153.

Programs

Mathematica

IntegerReverse[Range[0,30]!]//Sort (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jul 14 2021 *)