Number of permutations of 1..n containing the relative rank sequence { 243615 } at any spacing.
A159154
Number of permutations of 1..n containing the relative rank sequence { 243615 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =894a(3) =18208a(4) =342687a(5) =6225173a(6) =111754800a(7) =2010473163a(8) =36567244103a(9) =676484513037
External references
- oeis: A159154