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A106323
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Smaller of number pair whose squares are reversals of each other, with no leading zeros allowed.
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2
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12, 13, 33, 102, 103, 112, 113, 122, 1002, 1003, 1011, 1012, 1013, 1021, 1022, 1031, 1102, 1103, 1112, 1113, 1121, 1122, 1202, 1212, 2012, 2022, 3168, 10002, 10003, 10011, 10012, 10013, 10021, 10022, 10031, 10102, 10103, 10111, 10112, 10113
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| For numbers whose squares are the reversal of a(n)^2, see A106324.
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EXAMPLE
| 33 is in the sequence because 33^2=1089 and we have 9801=99^2. Likewise,122^2=14884 and we have 48841=221^2.
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CROSSREFS
| Cf. A035090; A035123.
Half of A035123.
Sequence in context: A042207 A022317 A125998 * A177796 A037304 A041298
Adjacent sequences: A106320 A106321 A106322 * A106324 A106325 A106326
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KEYWORD
| base,nonn
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AUTHOR
| Lekraj Beedassy (blekraj(AT)yahoo.com), Apr 29 2005
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EXTENSIONS
| Corrected and extended by Joshua Zucker (joshua.zucker(AT)stanfordalumni.org), May 12 2006
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