A228652 Numbers m such that if an urn contains m balls, with at least one each of c colors, there is no c > 1 for which a combination of c colors exists such that it is equally probable for c balls randomly selected from the urn to all be either the same color or distinct colors.

1, 2, 3, 5, 7, 15, 19, 27, 31, 47

Offset

1,2

Comments

Is this sequence finite and complete?

Links

Table of n, a(n) for n=1..10.

William Rex Marshall, Pascal program.

Prog

(Pascal) See the link section.

Crossrefs

Cf. A228650, A228651, A228653.

Sequence in context: A316475 A303875 A331037 * A157833 A175758 A151531

Adjacent sequences: A228649 A228650 A228651 * A228653 A228654 A228655

Keyword

nonn

Author

William Rex Marshall, Aug 29 2013

Status

approved