1,2
Also number of 5-ary Lyndon words of trace 0 over GF(5).
F. Ruskey, Number of q-ary Lyndon words with given trace mod q
F. Ruskey, Number of Lyndon words of given trace
Cf. A054662.
Sequence in context: A151303 A150761 A150762 * A054663 A150763 A054662
Adjacent sequences: A074023 A074024 A074025 * A074027 A074028 A074029
easy,nonn
Frank Ruskey, Nate Kube (ruskey(AT)cs.uvic.ca), Aug 21 2002