56834

Appears in sequences

• a(n) = a(n-1) + a(n-3) + a(n-5).at n=23A122115
• First of 3 or more consecutive integers with equal values of phi(phi(n)).at n=29A167767
• Number of (n+2) X 3 binary arrays avoiding patterns 001 and 110 in rows, columns and nw-to-se diagonals.at n=39A202440
• Integer lengths of the sides of such regular hexagons that a polyline described in A356047 exists.at n=5A357733