Number of permutations of 1..n containing the relative rank sequence { 236415 } at any spacing.
A159150
Number of permutations of 1..n containing the relative rank sequence { 236415 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =895a(3) =18260a(4) =344343a(5) =6267224a(6) =112694769a(7) =2029897554a(8) =36948746293a(9) =683727143559
External references
- oeis: A159150