OFFSET
1,1
LINKS
T. D. Noe, Table of n, a(n) for n = 1..534 (all terms).
Patrick De Geest, The nine digits (page 4) with some ten digit (pandigital) exceptions
Author?, All terms
EXAMPLE
3175462089^2 = 10083559478676243921.
MATHEMATICA
t = Select[Permutations[Range[0, 9]], #[[1]] > 0 &]; t2 = Select[t, Union[DigitCount[FromDigits[#]^2]] == {2} &]; FromDigits /@ t2
CROSSREFS
KEYWORD
nonn,base,fini,full
AUTHOR
T. D. Noe, Nov 09 2011
STATUS
approved