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A086009 Number of 1's in decimal expansion of n^2. +0
10
0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 2, 1, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 0, 2, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 2, 1, 1, 2 (list; graph; listen)
OFFSET

0,12

EXAMPLE

4^2 = 16, so a(4)=1 and 11^2 = 121, so a(11)=2.

CROSSREFS

Cf. 0's A086008, 2's A086010, 3's A086011, 4's A086012, 5's A086013, 6's A086014, 7's A086015, 8's A086016, 9's A086017.

Sequence in context: A085979 A127327 A086072 this_sequence A086010 A089198 A059607

Adjacent sequences: A086006 A086007 A086008 this_sequence A086010 A086011 A086012

KEYWORD

base,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Jul 07 2003

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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