References to A002243

Numbers that are not the sum of 3 distinct triangular numbers.
1, 2, 3, 5, 6, 8, 12, 15, 20, 23, 33, 7


1 seqfan posts

Sun Apr 18 09:10:51 CEST 2010    [seqfan] Re: pentolysis: coming apart in five pieces

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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