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A001739 Squares written in base 4. 0
0, 1, 10, 21, 100, 121, 210, 301, 1000, 1101, 1210, 1321, 2100, 2221, 3010, 3201, 10000, 10201, 11010, 11221, 12100, 12321, 13210, 20101, 21000, 21301, 22210, 23121, 30100, 31021, 32010, 33001, 100000, 101001, 102010, 103021, 110100 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

CROSSREFS

Sequence in context: A041196 A082669 A146083 * A072805 A119033 A171067

Adjacent sequences:  A001736 A001737 A001738 * A001740 A001741 A001742

KEYWORD

base,nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 13 12:17 EST 2012. Contains 205469 sequences.