id:A062557 - OEIS Search Results

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2n-1 1's followed by a 2.

+0
1

1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Is the number .12111211111211111112... irrational?`
	PROGRAM	`(PARI) v=[]; for(n=0, 200, v=concat(v, 1+issquare(5+4*n))); v`
	CROSSREFS	`Sequence in context: A031230 A111616 A113120 this_sequence A003649 A003650 A059233` `Adjacent sequences: A062554 A062555 A062556 this_sequence A062558 A062559 A062560`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 02 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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