Number of permutations of 1..n containing the relative rank sequence { 45312 } at any spacing.
A158432
Number of permutations of 1..n containing the relative rank sequence { 45312 } at any spacing.
Terms
- a(0) =1a(1) =26a(2) =458a(3) =6996a(4) =101072a(5) =1438112a(6) =20598112a(7) =300892896a(8) =4521034917a(9) =70286670034
External references
- oeis: A158432