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A028570 Numbers n such that n(n+9) is a palindrome. +0
1
0, 2, 12, 44, 137, 157, 167, 248, 258, 1639, 1664, 1694, 5392, 15904, 16997, 160187, 487619, 1547147, 14674184, 14790532, 15019614, 15336644, 25234083, 26132578, 26211438, 26216753 (list; graph; listen)
OFFSET

1,2
LINKS

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

CROSSREFS

Sequence in context: A111389 A013704 A025495 this_sequence A009074 A066258 A123771

Adjacent sequences: A028567 A028568 A028569 this_sequence A028571 A028572 A028573

KEYWORD

nonn,base,easy

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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