A068331 This number of zeros cannot occur in any factorial.

3, 31, 43, 55, 64, 65, 77, 84, 86, 92, 107, 118, 119, 146, 148, 173, 187, 214, 219, 230, 239, 246, 251, 257, 277, 287, 290, 305, 306, 323, 324, 328, 339, 342, 344, 358, 359, 360, 373, 377, 381, 399, 404, 408, 425, 427, 438, 449, 452, 465, 470, 479, 487, 493

Offset

1,1

Links

Table of n, a(n) for n=1..54.

Example

a(1) = 3 because there does not exist any n! having 3 zeros in it.

Crossrefs

Sequence in context: A198019 A198018 A211003 * A177104 A078330 A107210

Adjacent sequences: A068328 A068329 A068330 * A068332 A068333 A068334

Keyword

nonn,base

Author

Sudipta Das (juitech(AT)vsnl.net), Feb 27 2002

Extensions

Extended and edited by John W. Layman, Mar 15 2002

Status

approved