Number of permutations of 1..n containing the relative rank sequence { 51324 } at any spacing.
A158433
Number of permutations of 1..n containing the relative rank sequence { 51324 } at any spacing.
Terms
- a(0) =1a(1) =26a(2) =459a(3) =7033a(4) =101913a(5) =1453421a(6) =20844529a(7) =304575247a(8) =4573536631a(9) =71012777592
External references
- oeis: A158433