26498

Appears in sequences

• Number of points on surface of truncated cube: a(n) = 46*n^2 + 2 for n > 0.at n=24A005911
• Number of A095744-primes in range ]2^n,2^(n+1)].at n=23A095754
• Number of nX5 -1,1 arrays such that the sum over i=1..n,j=1..5 of i*x(i,j) is zero and rows are nondecreasing (ways to put 5 thrusters pointing east or west at each of n positions 1..n distance from the hinge of a south-pointing gate without turning the gate).at n=7A225306
• T(n,k)=Number of nXk -1,1 arrays such that the sum over i=1..n,j=1..k of i*x(i,j) is zero and rows are nondecreasing (ways to put k thrusters pointing east or west at each of n positions 1..n distance from the hinge of a south-pointing gate without turning the gate).at n=73A225310
• Number of 8Xn -1,1 arrays such that the sum over i=1..8,j=1..n of i*x(i,j) is zero and rows are nondecreasing (ways to put n thrusters pointing east or west at each of 8 positions 1..n distance from the hinge of a south-pointing gate without turning the gate).at n=4A225315
• Number of subsets of {1..n} containing n such that it is possible to choose a different binary index of each element.at n=30A370639