Words of length n over the alphabet {0,...,n-1} that avoid the pattern 1223.
A239376
Words of length n over the alphabet {0,...,n-1} that avoid the pattern 1223.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =27a(4) =252a(5) =2935a(6) =40330a(7) =632352a(8) =11070192a(9) =213109881a(10) =4460816992a(11) =100651469996
External references
- oeis: A239376