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Search: id:A028558
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A028558 Numbers n such that n(n+5) is a palindrome. +0
1
0, 1, 6, 18, 24, 202, 203, 814, 2067, 2178, 2207, 20402, 25116, 64493, 82566, 207067, 2040402, 2187142, 2233097, 6887078 (list; graph; listen)
OFFSET

1,3
LINKS

P. De Geest, Palindromic Quasipronics of the form n(n+x)

CROSSREFS

Adjacent sequences: A028555 A028556 A028557 this_sequence A028559 A028560 A028561

Sequence in context: A101527 A028887 A051395 this_sequence A140450 A077660 A030568

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified July 3 22:29 EDT 2009. Contains 160563 sequences.

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