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A035134 Squarefree composite palindromes. 1
6, 22, 33, 55, 66, 77, 111, 141, 161, 202, 222, 262, 282, 303, 323, 393, 434, 454, 474, 494, 505, 515, 535, 545, 555, 565, 595, 606, 626, 646, 707, 717, 737, 767, 777, 818, 838, 858, 878, 898, 939, 949, 959, 969, 979, 989, 1001, 1111, 1221, 1441, 1551, 1661 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Palindromes with at least two and all distinct prime factors.

LINKS

Eric Weisstein's World of Mathematics, Squarefree

CROSSREFS

Cf. A005117, A035132, A035135.

Sequence in context: A069824 A015709 A020195 * A075799 A046392 A046408

Adjacent sequences:  A035131 A035132 A035133 * A035135 A035136 A035137

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Nov 15 1998.

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Last modified February 15 18:53 EST 2012. Contains 205844 sequences.