id:A145641 - OEIS Search Results

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Numbers whose binary representation is the concatenation of n 1's, n 0's and n 1's.

+0
5

5, 51, 455, 3855, 31775, 258111, 2080895, 16711935, 133956095, 1072694271 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Numbers whose binary representation are the members of A138721.`
	CROSSREFS	`Cf. A138721.` `Sequence in context: A134938 A068540 A041043 this_sequence A106415 A088320 A041040` `Adjacent sequences: A145638 A145639 A145640 this_sequence A145642 A145643 A145644`
	KEYWORD	`easy,nonn,base`
	AUTHOR	`Omar E. Pol (info(AT)polprimos.com), Oct 14 2008`

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.