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A062860
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Smallest j with n nodes in its riff (rooted index-functional forest).
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31
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1, 2, 3, 5, 10, 15, 30, 55, 105, 165, 330, 660, 1155, 2145, 4290, 7755, 15015, 30030, 54285, 100815, 201630, 403260, 705705, 1411410, 2822820, 5645640, 11392095, 20465445, 40930890, 79744665, 159489330, 318978660, 637957320, 1321483020
(list; graph; refs; listen; history; internal format)
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