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A029987 Squares which are palindromes in base 4. 0
0, 1, 25, 289, 441, 4225, 5041, 6889, 66049, 74529, 78961, 100489, 1050625, 1113025, 16785409, 17313921, 17581249, 19368801, 26594649, 26822041, 27258841, 268468225, 272613121, 284428225, 297183121, 4295098369 (list; graph; refs; listen; history; internal format)
OFFSET

1,3

LINKS

P. De Geest, Palindromic Squares

CROSSREFS

Sequence in context: A078463 A125413 A160084 * A017582 A158990 A079873

Adjacent sequences:  A029984 A029985 A029986 * A029988 A029989 A029990

KEYWORD

nonn,base

AUTHOR

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

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Last modified February 13 05:39 EST 2012. Contains 205436 sequences.