Number of permutations of 1..n containing the relative rank sequence { 145263 } at any spacing.
A159114
Number of permutations of 1..n containing the relative rank sequence { 145263 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =894a(3) =18208a(4) =342672a(5) =6224250a(6) =111721428a(7) =2009540349a(8) =36544829517a(9) =675995682446
External references
- oeis: A159114