Total number of "block reversals" needed to transform all permutations of [n] into 12...n.
A380576
Total number of "block reversals" needed to transform all permutations of [n] into 12...n.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =7a(4) =42a(5) =287a(6) =2186a(7) =18650a(8) =176408a(9) =1837189a(10) =20908724a(11) =258210463a(12) =3440203098a(13) =49202385314a(14) =752012692572
External references
- oeis: A380576