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A239300
Words of length n over the alphabet {0,...,n-1} that are 1324-avoiding.
0
1, 1, 4, 27, 255, 3028, 41979, 647826, 10807287, 191374095, 3554481788
OFFSET
0,3
CROSSREFS
The permutation analog is A061552.
Cf. A000312.
Sequence in context: A239379 A239298 A239299 * A239490 A239491 A365095
KEYWORD
nonn,hard,more
AUTHOR
Chad Brewbaker, Mar 14 2014
EXTENSIONS
a(8)-a(10) from Giovanni Resta, Mar 14 2014
STATUS
approved