A099386 Number of partitions of 2*n into distinct minimal numbers.

1, 1, 1, 2, 1, 1, 2, 1, 2, 3, 2, 3, 3, 2, 3, 3, 2, 3, 4, 3, 4, 5, 3, 4, 5, 3, 5, 6, 4, 6, 7, 5, 8, 9, 6, 9, 9, 6, 10, 10, 8, 12, 11, 9, 12, 11, 9, 12, 11, 9, 13, 12, 10, 14, 12, 10, 14, 12, 11, 15, 14, 13, 17, 16, 14, 18, 15, 13, 18, 15

Offset: 0

Author

Reinhard Zumkeller, Oct 14 2004

Keywords

• nonn

Comments

A minimal number is the smallest number with a given number of divisors, see A007416;

a(n) = A099384(2*n) = A099384(2*n+1).

Examples

			a(9) = A099384(18) = #{16+2, 12+6, 12+4+2} = 3.
		

Crossrefs

Cf. A099384, A099385, A000009, A007416, A005179.