References to A144563

Subset of A020342 (vampire numbers, definition 1) listing numbers which have more than one such representation of the desired form.
1260, 1395, 1530, 6880, 12060, 12550, 12600, 13950, 14350, 15030, 15300, 18270


1 seqfan posts

Sun Jan 4 01:38:45 CET 2009    [seqfan] more about vampire numbers

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