OFFSET
0,3
EXAMPLE
a(0) = 1: the empty partition.
a(1) = 1: 1.
a(2) = 3: 22, 211, 1111.
a(3) = 10: 333, 3321, 32211, 33111, 222111, 321111, 2211111, 3111111, 21111111, 111111111. (Two of the A206226(3) = 12 partitions are not counted here: 3222, 22221.)
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Alois P. Heinz, Apr 03 2017
STATUS
approved