References to A152740

11 times triangular numbers.
0, 11, 33, 66, 110, 165, 231, 308, 396, 495, 605, 726, 858, 1001, 1155, 1320, 1496

1 seqfan posts

Wed Dec 31 07:08:47 CET 2008    [seqfan] Christmas joke Sequences?
Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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