465912

Appears in sequences

• If n mod 2 = 0 then a(n) = n^4/4 - 2*n^2 + 3*n; otherwise, a(n) = n^4/4 - 2*n^2 + 3*n - 5/4.at n=37A064835
• Number of nondecreasing arrangements of n+3 numbers in 0..8 with each number being the sum mod 9 of three others.at n=11A183903