A144800 Integers having ideal digital mean up to base 5.

3468, 3696, 3864, 3984, 33918, 34158, 34674, 36294, 36990, 37230, 37302, 37326, 37722, 38046, 38106, 38322, 38478, 38670, 38682, 38730, 40038, 40086, 40326, 40722, 41334, 43350, 45270, 45390, 49278, 49518, 49638, 49878, 49950, 50478, 50586, 50610, 50718, 50742

Offset

1,1

Comments

Subset of A031443, A144798 and A144799.

These numbers have digital mean dm(b, n) = (Sum_{i=1..d} 2*d_i - (b-1)) / (2*d) = 0, where d is the number of digits in the base b representation of n and d_i the individual digits, for 2 <= b <= 5.

Links

Table of n, a(n) for n=1..38.

Crossrefs

Cf. A007953, A008591, A031443, A144777, A144798, A144799, A364714.

Sequence in context: A251525 A176268 A031357 * A108250 A237548 A237546

Adjacent sequences: A144797 A144798 A144799 * A144801 A144802 A144803

Keyword

base,nonn

Author

Reikku Kulon, Sep 21 2008

Extensions

Added accidentally omitted terms. Reikku Kulon, Sep 24 2008

Status

approved