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A027722 Numbers n such that n^2+n+7 is a palindrome. +0
2
0, 1, 17, 31, 177, 274, 280, 301, 313, 1777, 2764, 3001, 27259, 30001, 177237, 300001, 312208, 1762122, 3000001 (list; graph; listen)
OFFSET

1,3
LINKS

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

CROSSREFS

Cf. A027723, A027692, A027756, A005471.

Sequence in context: A164041 A085598 A163443 this_sequence A060342 A045700 A146800

Adjacent sequences: A027719 A027720 A027721 this_sequence A027723 A027724 A027725

KEYWORD

nonn

AUTHOR

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

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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