References to A014575

Vampire numbers (definition 2): numbers n with an even number of digits which have a factorization n = i*j where length(i) = length(j) = length(n)/2 and the multiset of the digits of n coincides with the multiset of the digits of i and j.
1260, 1395, 1435, 1530, 1827, 2187, 6880, 102510, 104260, 105210, 105264


7 seqfan posts

Sun Jan 4 01:38:45 CET 2009    [seqfan] more about vampire numbers
Sun Dec 28 23:16:23 CET 2008    [seqfan] Re: vampire numbers
Sun Dec 28 19:35:57 CET 2008    [seqfan] Re: vampire numbers
Thu Dec 25 23:39:44 CET 2008    [seqfan] Re: vampire numbers: multiple-vampire numbers?
Thu Dec 25 23:01:40 CET 2008    [seqfan] Re: vampire numbers: multiple-vampire numbers?
Thu Dec 25 22:47:18 CET 2008    [seqfan] Re: vampire numbers: multiple-vampire numbers?
Thu Dec 25 20:18:30 CET 2008    [seqfan] vampire numbers

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