OFFSET
0,4
COMMENTS
a(n) is the number of partitions of [n] such that each block has exactly one odd element: a(5) = 9: 124|3|5, 12|34|5, 12|3|45, 14|23|5, 1|234|5, 1|23|45, 14|25|3, 1|245|3, 1|25|34. - Alois P. Heinz, Jun 01 2023
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..773
PROG
(Python)
def A110138(n): return ((m:=n>>1)+(n&1))**m # Chai Wah Wu, Jan 18 2023
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Jul 13 2005
STATUS
approved