OFFSET
0,3
COMMENTS
It is natural to define a(0) = 1.
FORMULA
EXAMPLE
For n = 38, the 38th composition is (3,1,2), so a(38) = 3^1^2 = 3^1 = 3.
CROSSREFS
KEYWORD
nonn
AUTHOR
Pontus von Brömssen, Aug 14 2024
STATUS
approved