175224

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=29A064835
• Divide primes in groups with 2n elements and add together.at n=23A109726
• Triangle read by rows: coefficients in expansion of another Asveld's polynomials Pi_j(x).at n=48A366133