39848

Appears in sequences

• The number of P-positions in the game of Nim with up to 4 piles, allowing for piles of zero, such that the number of objects in each pile does not exceed n.at n=37A241522
• Total sum T(n,k) of the sizes of all blocks with maximal element k in all set partitions of {1,2,...,n}; triangle T(n,k), n>=1, 1<=k<=n, read by rows.at n=43A270701
• Total sum T(n,k) of the sizes of all blocks with minimal element k in all set partitions of {1,2,...,n}; triangle T(n,k), n>=1, 1<=k<=n, read by rows.at n=37A270702
• Total sum of the sizes of all blocks with maximal element 8 in all set partitions of {1,2,...,n}.at n=1A270762
• Total sum of the sizes of all blocks with minimal element 2 in all set partitions of {1,2,...,n}.at n=7A270765
• Number of n-steps skew Dyck paths that come back to the x-axis.at n=16A350662