Number of permutations of 1..n containing the relative rank sequence { 146352 } at any spacing.

A159120

Number of permutations of 1..n containing the relative rank sequence { 146352 } at any spacing.

Terms

    a(0) =1a(1) =37a(2) =894a(3) =18200a(4) =342214a(5) =6208495a(6) =111295055a(7) =1999484404a(8) =36327262008a(9) =671548748326

External references