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A002849
Number of solutions of x+y=z from {1, 2, ..., n}.
(Formerly M0980 N0368)
+0
1
0, 0, 1, 2, 4, 6, 3, 10, 25, 12, 42, 8, 40, 202, 21
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
AT&T Labs Research
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