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1, 1, 1, 2, 2, 5, 8, 11, 16, 23, 22, 32, 44, 54
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,4
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COMMENTS
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The number of orbits (equivalence classes) to which Vaille's automorphism partitions the set of A000108(n) Dyck paths of semilength n. Note the non-monotone drop from a(9) to a(10).
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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