id:A054240 - OEIS Search Results

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Bit-interleaved number addition table; like binary addition but carries shift 2 instead of 1; addition base sqrt(2).

+0
2

0, 1, 1, 2, 4, 2, 3, 3, 3, 3, 4, 6, 8, 6, 4, 5, 5, 9, 9, 5, 5, 6, 16, 6, 12, 6, 16, 6, 7, 7, 7, 7, 7, 7, 7, 7, 8, 18, 12, 18, 16, 18, 12, 18, 8, 9, 9, 13, 13, 17, 17, 13, 13, 9, 9, 10, 12, 10, 24, 18, 20, 18, 24, 10, 12, 10, 11, 11, 11, 11, 19, 19, 19, 19, 11, 11, 11, 11, 12, 14, 32, 14 (list; table; graph; listen)

	OFFSET	`0,4`
	EXAMPLE	`a(3,1)=6 because (02+1sqrt(2)+11) + (02+0sqrt(2)+11) = (12+1sqrt(2)+0*1) (i.e. base sqrt(2) addition)`
	CROSSREFS	`Cf. A054239.` `Sequence in context: A058384 A055097 A054507 this_sequence A082864 A134447 A093056` `Adjacent sequences: A054237 A054238 A054239 this_sequence A054241 A054242 A054243`
	KEYWORD	`easy,nonn,tabl`
	AUTHOR	`Marc LeBrun (mlb(AT)well.com), Feb 07 2000`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

AT&T Labs Research