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A027384 Number of distinct products ij with 0 <= i, j <= n. +0
7
1, 2, 4, 7, 10, 15, 19, 26, 31, 37, 43, 54, 60, 73, 81, 90, 98, 115, 124, 143, 153, 165, 177, 200, 210, 226, 240, 255, 268, 297, 309, 340, 355, 373, 391, 411, 424, 461, 481, 502, 518, 559, 576, 619, 639, 660, 684, 731, 748, 779, 801, 828, 851, 904, 926, 957, 979, 1009, 1039 (list; graph; listen)
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Last modified December 9 14:43 EST 2009. Contains 170430 sequences.


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