21976

Appears in sequences

• Number of partitions satisfying cn(1,5) <= cn(2,5) + cn(3,5) and cn(4,5) <= cn(2,5) + cn(3,5).at n=40A039890
• Number of nX5 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 1 1 vertically.at n=7A208498
• 1/4 the number of (n+1) X 2 0..3 arrays with every 2 X 2 subblock having distinct edge sums.at n=4A209729
• 1/4 the number of (n+1)X6 0..3 arrays with every 2X2 subblock having distinct edge sums.at n=0A209733
• T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having distinct edge sums.at n=10A209736
• T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having distinct edge sums.at n=14A209736
• Numbers k>1 such that k*k^(1/k) is closer to an integer than for any smaller number.at n=10A291211