A097985 Number of partition numbers with n digits.

5, 7, 9, 11, 13, 15, 16, 18, 20, 21, 24, 25, 26, 29, 30, 32, 33, 35, 37, 38, 41, 41, 44, 45, 47, 48, 50, 52, 54, 55, 56, 59, 60, 62, 63, 65, 67, 68, 70, 71, 74, 74, 77, 78, 80, 81, 83, 85, 86, 88, 90, 91, 93, 95, 96, 98, 99, 101, 103, 104, 106, 108, 109, 111, 112, 114, 116

Offset

1,1

Comments

a(n)=A072212(n)-A072212(n-1) for n>=2. - Emeric Deutsch, Mar 19 2005

Links

Table of n, a(n) for n=1..67.

Example

a(2)=7 because the number of partitions of 5,6,...,13 are 7,11,15,22,30,42,56, 77,101 and thus exactly 7 partition numbers have 2 digits.

Crossrefs

Cf. A000041, A072212.

Sequence in context: A168146 A343064 A106505 * A362570 A342378 A099047

Adjacent sequences: A097982 A097983 A097984 * A097986 A097987 A097988

Keyword

nonn,base

Author

Lekraj Beedassy, Sep 07 2004

Extensions

Corrected and extended by Emeric Deutsch, Mar 19 2005

Status

approved