89118

Appears in sequences

• Concatenation of odd n and even n-th nonprime.at n=30A155486
• Number of (n+1)X3 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.at n=2A185772
• Number of (n+1)X4 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.at n=1A185773
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.at n=7A185777
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with no 2X2 subblock sum equal to any horizontal or vertical neighbor 2X2 subblock sum.at n=8A185777
• Number of partitions of n+2 with largest inscribed rectangle having area <= n.at n=43A218623
• Numbers k such that 5*10^k + 81 is prime.at n=26A291611
• a(n) = [(x*y)^n] Product_{k>=1} (1 + x^k + y^k)^k.at n=11A382948