54654

Appears in sequences

• Sums of 4 distinct powers of 6.at n=29A038480
• Sequences of B-trees of order 3 with n labeled leaves.at n=16A058520
• a(n+1) = 2*a(n-2) + a(n-1), with a(0) = 3, a(1) = 0, and a(2) = 2.at n=26A072328
• Number of (n+1)X7 0..3 arrays with every 2X2 subblock having nonzero determinant and commuting with every horizontal or vertical neighbor.at n=8A206341
• Number of n-node rooted identity trees with thinning limbs and root outdegree (branching factor) 6.at n=11A245125
• Number of compositions of 2*n with n maximal anti-runs.at n=12A337504