135040

Appears in sequences

• Number of switching networks under action of GL_n(Z_2) acting on 3 variables.at n=2A000818
• Number of ways to place 3 nonattacking knights on an n X n board.at n=9A172134
• Number of permutations of 4 copies of 1..n with all adjacent differences <= 1 in absolute value.at n=5A177298
• Number of permutations of n copies of 1..5 with all adjacent differences <= 1 in absolute value.at n=4A177317
• Difference between the sum of odd parts and the sum of even parts in all the partitions of n.at n=42A208477
• Number A(n,k) of sequences with k copies each of 1,2,...,n avoiding absolute differences between adjacent elements larger than one; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=50A331562