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Search: id:A055944
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A055944 n + reversal of base 2 digits of n (written in base 10). +0
1
0, 2, 3, 6, 5, 10, 9, 14, 9, 18, 15, 24, 15, 24, 21, 30, 17, 34, 27, 44, 25, 42, 35, 52, 27, 44, 37, 54, 35, 52, 45, 62, 33, 66, 51, 84, 45, 78, 63, 96, 45, 78, 63, 96, 57, 90, 75, 108, 51, 84, 69, 102, 63, 96, 81, 114, 63, 96, 81, 114, 75, 108, 93, 126, 65, 130, 99, 164, 85 (list; graph; listen)
OFFSET

0,2

COMMENT

If n has an even number of digits in base 2 then a(n) is a multiple of 3.

FORMULA

a(n) =n+A030101(n)

CROSSREFS

Sequence in context: A064919 A064923 A064924 this_sequence A073740 A077320 A019565

Adjacent sequences: A055941 A055942 A055943 this_sequence A055945 A055946 A055947

KEYWORD

base,nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Jul 18 2000

page 1

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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