References to A007590

Floor(n^2/2).
0, 0, 2, 4, 8, 12, 18, 24, 32, 40, 50, 60, 72, 84, 98, 112, 128, 144, 162, 180, 200, 220

1 seqfan posts

Sat Jul 11 18:09:06 CEST 2009    [seqfan] Re: Triplicate
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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