Number of permutations of 1..n containing the relative rank sequence { 1234567 } at any spacing.
A159175
Number of permutations of 1..n containing the relative rank sequence { 1234567 } at any spacing.
Terms
- a(0) =1a(1) =50a(2) =1578a(3) =40884a(4) =958809a(5) =21353634a(6) =463945294a(7) =9996042284a(8) =215831724525
External references
- oeis: A159175