OFFSET
1,3
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..570
Wikipedia, Partition of a set
FORMULA
a(n) = A271466(n+7,n).
EXAMPLE
a(2) = 1: 13456789|2.
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Apr 13 2016
STATUS
approved