OFFSET
1,2
COMMENTS
Squares in base 10: 1, 4, 100, 121, 144, 400, 441, 1024, 10000, 10201, 10404, 12100, 12321, 12544, 14400, 14641. - Zak Seidov, Apr 18 2014
REFERENCES
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
V. Th�bault, Les R�cr�ations Math�matiques. Gauthier-Villars, Paris, 1952, p. 93.
LINKS
Zak Seidov, Table of n, a(n) for n = 1..1000
FORMULA
MATHEMATICA
Table[FromDigits[IntegerDigits[n^2, 7]], {n, 100}] (* Zak Seidov, Apr 18 2014 *)
CROSSREFS
KEYWORD
nonn,base,easy
AUTHOR
EXTENSIONS
More terms from James A. Sellers, Sep 08 2000
STATUS
approved