1,1
m has an exclusionary square if m consists of distinct digits and m^2 is made up only of digits not appearing in m.
Cf. A112321, A110816.
Sequence in context: A113256 A090088 A110816 * A110071 A176432 A128904
Adjacent sequences: A112319 A112320 A112321 * A112323 A112324 A112325
nonn,base,fini
Lekraj Beedassy (blekraj(AT)yahoo.com) and Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Sep 08 2005