Number of permutations of 1..n containing the relative rank sequence { 214365 } at any spacing.
A159141
Number of permutations of 1..n containing the relative rank sequence { 214365 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =891a(3) =18042a(4) =337144a(5) =6079121a(6) =108392685a(7) =1939305867a(8) =35140683417a(9) =648904150353
External references
- oeis: A159141