Number of permutations of 1..n containing the relative rank sequence { 143625 } at any spacing.
A159111
Number of permutations of 1..n containing the relative rank sequence { 143625 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =894a(3) =18202a(4) =342307a(5) =6210961a(6) =111342243a(7) =2000144704a(8) =36331951269a(9) =671452444196
External references
- oeis: A159111