A082240 Break up the cyclic concatenation 1234567890123456789023... into parts nontrivially (a(n) is not equal to n) such that the n-th part is a multiple of n.

12, 34, 567, 8, 90, 12, 34567890, 123456, 789012, 34567890, 123456789012345678901

Offset

1,1

Comments

a(12) does not exist: 23 mod 12, 234 mod 12, 2345 mod 12, ... is periodic and does not contain 0. - Sam Alexander, Feb 23 2004

Links

Table of n, a(n) for n=1..11.

Crossrefs

Cf. A082241.

Sequence in context: A034510 A083101 A133294 * A088596 A077293 A053682

Adjacent sequences: A082237 A082238 A082239 * A082241 A082242 A082243

Keyword

base,fini,full,nonn

Author

Amarnath Murthy, Apr 11 2003

Extensions

More terms from Sam Alexander, Feb 23 2004

Status

approved