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A112401 1-digit squares with their digits reversed, then 2-digit squares, ... 0

%I #5 Mar 30 2012 17:39:07

%S 1,4,9,10,40,90,61,52,63,94,46,18,100,400,900,610,520,630,940,460,180,

%T 121,441,961,691,522,652,982,423,163,144,484,925,675,526,676,927,487,

%U 148,169,1000,4000,9000,6100,5200,6300,9400,4600,1800,1210,4410,9610

%N 1-digit squares with their digits reversed, then 2-digit squares, ...

%e 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 zero-padded to the left, then reversed.

%K nonn,base,uned

%O 1,2

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

%E Needs a better definition! (What happened to 5^2?) - _N. J. A. Sloane_, Dec 24, 2005

%E More terms from _R. J. Mathar_, Feb 08 2008

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Last modified September 30 07:44 EDT 2023. Contains 365781 sequences. (Running on oeis4.)