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A114902
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Number of compositions of {1,..,n} such that no two adjacent parts are of equal size (labeled Carlitz compositions).
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3
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1, 1, 1, 7, 21, 81, 793, 4929, 33029, 388537, 3751311, 37585989, 523395777, 6814401361, 90789460427, 1486639926417, 24213653736389, 403184436319401, 7665459211898263, 149067938821523349, 2971265450045056871
(list; graph; refs; listen; history; internal format)
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