id:A094627 - OEIS Search Results

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Sequence whose n-th term digits sum to 2n+1.

+0
1

1, 3, 14, 34, 144, 344, 1444, 3444, 14444, 34444, 144444, 344444, 1444444, 3444444, 14444444, 34444444, 144444444, 344444444, 1444444444, 3444444444, 14444444444, 34444444444, 144444444444, 344444444444, 1444444444444 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`G.f. : (1+x)^2/((1-x)(1-10x^2)); a(n)=10^(n/2)(31sqrt(10)/180+13/18-(31sqrt(10)/180-13/18)(-1)^n)-4/9.`
	CROSSREFS	`Cf. A094626.` `Adjacent sequences: A094624 A094625 A094626 this_sequence A094628 A094629 A094630` `Sequence in context: A140064 A064226 A077288 this_sequence A009394 A076533 A081379`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), May 15 2004`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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