id:A062131 - OEIS Search Results

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A062129 written in base 10.

+0
3

0, 3, 3, 9, 5, 15, 9, 21, 9, 27, 15, 27, 15, 27, 21, 45, 17, 51, 27, 99, 99, 63, -1, 63, 27, 99, -1, 255, -1, 63, 45, 93, 33, 99, 51, -1, 45, -1, 63, 99, 45, -1, 63, 99, 99, -1, -1, -1, 51, -1, 255, 153, 63, 99, 255, 153, 63, 99, 255, 153, -1, -1, 93, 189, 65, 195, 99, -1, 85, 255, 119, 387, 255, 219, 13299, -1, 387, -1, -1, 219 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Differs from A062130 only for those n, which are palindromes in base 2.`
	EXAMPLE	`23 -> 23 + 29 = 52 -> 52 + 11 = 63, so a(23) = 63.`
	PROGRAM	`(ARIBAS): stop := 500; for k := 0 to 80 do c := 0; m := k; test := true; while test and c < stop do inc(c); m := m + bit_reverse(m); test := m <> bit_reverse(m); end; if c < stop then write(m); else write(-1); end; write(" "); end; .`
	CROSSREFS	`A061563, A062129, A062130, A061561.` `Sequence in context: A088032 A066572 A104195 this_sequence A124871 A065483 A019745` `Adjacent sequences: A062128 A062129 A062130 this_sequence A062132 A062133 A062134`
	KEYWORD	`base,easy,sign`
	AUTHOR	`Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Jun 06 2001`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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