24204

Appears in sequences

• The work performed by a partial function f:{1,...,n}->{1,...,n} is defined to be work(f)=sum(|i-f(i)|,i in dom(f)); a(n) is equal to sum(work(f)) where the sum is over all order-preserving partial functions f:{1,...,n}->{1,...,n}.at n=5A111903
• Elias omega coded prime numbers represented in decimal.at n=37A147764
• Number of partitions of n into two sorts of parts having exactly 9 parts of the second sort.at n=7A258479
• Number of odd parts in the partitions of n into 7 parts.at n=47A309622
• Number of n element multisets of the 12th roots of unity with zero sum.at n=23A321417