Number of permutations of 1..n containing the relative rank sequence { 234615 } at any spacing.
A159145
Number of permutations of 1..n containing the relative rank sequence { 234615 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =894a(3) =18205a(4) =342527a(5) =6220027a(6) =111624374a(7) =2007591333a(8) =36508865444a(9) =675368719140
External references
- oeis: A159145