A067455 Let m be the product of the decimal digits in n, then a(n) = 0 if m = 0, otherwise a(n) = n!/m.

1, 1, 2, 6, 24, 120, 720, 5040, 40320, 0, 39916800, 239500800, 2075673600, 21794572800, 261534873600, 3487131648000, 50812489728000, 800296713216000, 13516122267648000, 0, 25545471085854720000, 281000181944401920000, 4308669456480829440000, 77556050216654929920000

Offset

1,3

Comments

Terms from Robert G. Wilson v.

Links

Table of n, a(n) for n=1..24.

Mathematica

a = {}; Do[b = Apply[Times, IntegerDigits[n]]; a = Append[a, If[b != 0, n!/b, 0]], {n, 1, 25}]; a (* Robert G. Wilson v *)

Crossrefs

Cf. A000142, A007954.

Sequence in context: A248840 A072131 A230051 * A033646 A319549 A319209

Adjacent sequences: A067452 A067453 A067454 * A067456 A067457 A067458

Keyword

base,easy,nonn

Author

Amarnath Murthy, Feb 05 2002

Extensions

Offset corrected and title clarified by Sean A. Irvine, Dec 16 2023

Status

approved