62764

Appears in sequences

• Distinct even elements in 3-Pascal triangle A028262 (by row).at n=43A028269
• Even elements to right of central elements in 3-Pascal triangle A028262.at n=34A028273
• Number of n X 3 0..2 arrays with rows nondecreasing and antidiagonals unimodal.at n=4A224007
• T(n,k)=Number of nXk 0..2 arrays with rows nondecreasing and antidiagonals unimodal.at n=25A224012
• Number of 5 X n 0..2 arrays with rows nondecreasing and antidiagonals unimodal.at n=2A224015
• a(n) = 2*n^4/3 - 4*n^3/3 + 11*n^2/6 - 13*n/6 + 1.at n=18A345897