61525

Appears in sequences

• a(n) = n^3 + (n+1)^3 + (n+2)^3 + (n+3)^3 + (n+4)^3.at n=21A027604
• Numbers k such that 10^k+9^(k-1) is prime.at n=24A096186
• Number of n X n binary arrays with all ones connected only in a 0100-1101-0111 pattern in any orientation.at n=7A147051
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 0100-1101-0111 pattern in any orientation.at n=16A147053
• Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 0100-1101-0111 pattern in any orientation.at n=17A147053