1223136

Appears in sequences

• Number of n-bead necklaces with exactly four different colored beads.at n=11A056284
• Triangle read by rows: T(n,k) is the number of non-isomorphic colorings of a toroidal n X k grid using exactly four colors under translational symmetry, 1 <= k <= n.at n=8A294686
• Number of Dyck bridges with resets to zero from (0,0) to (n,0).at n=18A369316