57722

Appears in sequences

• Number of discordant permutations.at n=10A000562
• The Szeged index of the n-sunlet graph (n>=3).at n=35A228600
• T(n,k)=Number of nXk 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4.at n=30A240381
• Number of 3Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4.at n=5A240383
• Number of n X 3 binary arrays with rows and columns lexicographically nondecreasing and column sums nonincreasing.at n=17A266465