A079041 Numbers n in which the first k digits of n form an integer divisible by k^3, for k = 1, 2, ..., m, where m is the number of digits in n.

1, 2, 3, 4, 5, 6, 7, 8, 9, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 162, 243, 324, 405, 486, 567, 648, 729, 2432, 4864, 7296

Offset

1,2

Links

Table of n, a(n) for n=1..31.

Example

a(31) = 7296 because 7 is divisible by 1^3, 72 by 2^3, 729 by 3^3, 7296 by 4^3.

Crossrefs

Cf. A079042.

Sequence in context: A023764 A032905 A079239 * A133059 A132722 A334828

Adjacent sequences: A079038 A079039 A079040 * A079042 A079043 A079044

Keyword

easy,fini,full,nonn,base

Author

Sudipta Das (juitech(AT)vsnl.net), Feb 01 2003

Status

approved