Number of words of length n over the alphabet {0,...,n-1} that are 1234-avoiding.
A239299
Number of words of length n over the alphabet {0,...,n-1} that are 1234-avoiding.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =27a(4) =255a(5) =3028a(6) =41979a(7) =647790a(8) =10803237a(9) =191122140a(10) =3542732908a(11) =68213661464
External references
- oeis: A239299