Number of permutations of 1..n containing the relative rank sequence { 256314 } at any spacing.
A159167
Number of permutations of 1..n containing the relative rank sequence { 256314 } at any spacing.
Terms
- a(0) =1a(1) =37a(2) =895a(3) =18264a(4) =344552a(5) =6273839a(6) =112860681a(7) =2033546940a(8) =37022777899a(9) =685152216140
External references
- oeis: A159167