

A078187


Smaller of the two successive squares which differ in the use of only one digit.


0



1, 4, 49, 225, 441, 576, 784, 1296, 2304, 5041, 7396, 8464, 9409, 12769, 17689, 18496, 21609, 23104, 26569, 30276, 32041, 34596, 36481, 40401, 45369, 53824, 55696, 62001, 69169, 71289, 77284, 116964, 121104, 123904, 148996
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OFFSET

1,2


COMMENTS

Sequence is infinite. Consider squaring 2*10^k+1 and 2*10^k+2 for k >= 1: (441, 484), (40401, 40804), (4004001, 4008004), etc.


LINKS



EXAMPLE

1296 is a member as 1296 and 1369 differ in the use of only one digit i.e. 2 and 3.


CROSSREFS



KEYWORD

nonn,base


AUTHOR



EXTENSIONS



STATUS

approved



