Number of permutations of 1..n containing the relative rank sequence { 41523 } at any spacing.
A158426
Number of permutations of 1..n containing the relative rank sequence { 41523 } at any spacing.
Terms
- a(0) =1a(1) =26a(2) =460a(3) =7071a(4) =102788a(5) =1469419a(6) =21101676a(7) =308396208a(8) =4627521637a(9) =71750494216
External references
- oeis: A158426