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A072255 Number of ways to partition {1,2,...,n} into arithmetic progressions, where in each partition all the progressions have the same common difference and have lengths greater than or equal to 2. +0
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1, 1, 3, 4, 7, 11, 19, 29, 47, 76, 125, 200, 322, 519, 845, 1366, 2211, 3573, 5778, 9342, 15122, 24481, 39639, 64094, 103684, 167734, 271397, 439178, 710698 (list; graph; listen)
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Last modified December 1 19:22 EST 2009. Contains 167811 sequences.


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