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A053732
Number of ways to partition {1,...,n} into arithmetic progressions of length >= 1.
+0
2
1, 2, 5, 13, 37, 111, 359, 1211, 4338, 16205, 63305, 254803, 1073370, 4638359, 20731961, 95072041, 449599410, 2170162939, 10782813595, 54579794359, 283240154578
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.
AT&T Labs Research
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