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Search: id:A028413
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A028413 Numbers n such that n^2+(n+1) is a palindrome. +0
2
0, 1, 2, 10, 18, 27, 100, 125, 173, 1000, 1120, 1184, 1355, 1836, 1876, 1961, 10000, 11915, 100000, 119084, 126935, 187876, 188348, 192383, 196813, 1000000, 1010200, 1190915, 1228425, 1780728, 1821636, 1975356, 10000000 (list; graph; listen)
OFFSET

1,3
LINKS

P. De Geest, Palindromic quasi_over_squares of the form n^2+(n+1)

CROSSREFS

A028414.

Sequence in context: A126005 A017089 A097269 this_sequence A082969 A018227 A092062

Adjacent sequences: A028410 A028411 A028412 this_sequence A028414 A028415 A028416

KEYWORD

nonn,base

AUTHOR

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

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.

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