

A112401


1digit squares with their digits reversed, then 2digit squares, ...


0



1, 4, 9, 10, 40, 90, 61, 52, 63, 94, 46, 18, 100, 400, 900, 610, 520, 630, 940, 460, 180, 121, 441, 961, 691, 522, 652, 982, 423, 163, 144, 484, 925, 675, 526, 676, 927, 487, 148, 169, 1000, 4000, 9000, 6100, 5200, 6300, 9400, 4600, 1800, 1210, 4410, 9610
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OFFSET

1,2


LINKS

Table of n, a(n) for n=1..52.


EXAMPLE

The sequence represents the squares 1, 4, 9, 1, 4, 9, 16, 25, 36, 49, 64, 81, 1, 4, 9, 16, 25, 36, 49, 64, 81, 121, 144, 169 etc, each entry optionally zeropadded to the left, then reversed.


CROSSREFS

Sequence in context: A121215 A178224 A102985 * A178360 A197125 A197129
Adjacent sequences: A112398 A112399 A112400 * A112402 A112403 A112404


KEYWORD

nonn,base,uned


AUTHOR

Jonathan P. Moore (jonathan.peter.moore(AT)gmail.com), Dec 06 2005


EXTENSIONS

Needs a better definition! (What happened to 5^2?)  N. J. A. Sloane, Dec 24, 2005
More terms from R. J. Mathar, Feb 08 2008


STATUS

approved



