141886

Appears in sequences

• a(n) = (2*n-1)*(5*n^2-5*n+2)/2.at n=30A063495
• a(1)=1, a(n)=a(n-1)+n^2 if n odd, a(n)=a(n-1)+ n^5 if n is even.at n=10A140151