A099385 Number of partitions of 2*n into minimal numbers.

1, 2, 4, 7, 11, 16, 24, 33, 46, 62, 82, 106, 138, 174, 220, 274, 339, 414, 507, 611, 737, 881, 1049, 1239, 1466, 1717, 2012, 2344, 2724, 3148, 3641, 4182, 4806, 5499, 6282, 7148, 8137, 9216, 10441, 11789, 13297, 14951, 16814, 18837, 21106, 23584, 26331

Offset

0,2

Comments

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

Links

Table of n, a(n) for n=0..46.

Example

a(4) = A099383(8) = #{6+2, 6+1+1, 4+4, 4+2+2, 4+2+1+1,
4+1+1+1+1, 2+2+2+2, 2+2+2+1+1, 2+2+1+1+1+1, 2+1+1+1+1+1+1,
1+1+1+1+1+1+1+1} = 11.

Crossrefs

Cf. A099386, A000041, A007416, A005179.

Sequence in context: A196719 A011912 A063676 * A331387 A357308 A357933

Adjacent sequences: A099382 A099383 A099384 * A099386 A099387 A099388

Keyword

nonn

Author

Reinhard Zumkeller, Oct 14 2004

Status

approved