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A128324
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Row sums of triangle A128320.
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4
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1, 2, 8, 31, 159, 955, 6677, 51308, 429868, 3847548, 36599474, 366515450, 3848812068, 42154442638, 480103999452, 5666303543327, 69139729751267, 870092119451903, 11272494698299169, 150074841511853609
(list; graph; refs; listen; history; internal format)
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