id:A061851 - OEIS Search Results

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Digital representation of m contains only 1's and 0's, is palindromic, and contains no singleton 1's or 0's.

+0
2

11, 111, 1111, 11111, 110011, 111111, 1100011, 1111111, 11000011, 11100111, 11111111, 110000011, 111000111, 111111111, 1100000011, 1100110011, 1110000111, 1111001111, 1111111111, 11000000011, 11001110011, 11100000111 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n) =A001232(n)/99 =A008918(n)/198.`
	CROSSREFS	`Number of terms with k digits is A000045([n/2]). Union of this sequence and twice this sequence is A061852, and 99 times that is A008919.` `Sequence in context: A083440 A138144 A090103 this_sequence A138145 A134962 A113589` `Adjacent sequences: A061848 A061849 A061850 this_sequence A061852 A061853 A061854`
	KEYWORD	`base,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), May 10 2001`

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Last modified August 28 19:25 EDT 2008. Contains 143183 sequences.

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