903856

Appears in sequences

• a(n) = 1^n + 3^n + 5^n + 7^n.at n=7A134006
• Recurrence a(n) = a(n-2) + n^M for M=7, starting with a(0)=0, a(1)=1.at n=7A231306
• a(n) = Sum_{k=0..floor(n/2)} (n-2*k)^n.at n=7A352082