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Search: id:A027717
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A027717 Palindromes of form n^2+n+4. +0
2
4, 6, 424, 40204, 48184, 68386, 4002004, 4992994, 6510156, 6830386, 400020004, 424545424, 40000200004, 41162526114, 42314341324, 47678687674, 4000002000004, 4644626264464, 6201427241026 (list; graph; listen)
OFFSET

1,1

LINKS

P. De Geest, Palindromic Quasi_Over_Squares of the form n^2+(n+X)

CROSSREFS

Cf. A027716, A027689.

Sequence in context: A141568 A113838 A056831 this_sequence A035481 A061214 A137024

Adjacent sequences: A027714 A027715 A027716 this_sequence A027718 A027719 A027720

KEYWORD

nonn

AUTHOR

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

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.


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