id:A070189 - OEIS Search Results

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12345679*n.

+0
2

0, 12345679, 24691358, 37037037, 49382716, 61728395, 74074074, 86419753, 98765432, 111111111, 123456790, 135802469, 148148148, 160493827, 172839506, 185185185, 197530864, 209876543, 222222222, 234567901, 246913580, 259259259 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`a(82)=1012345678 is the first term which has a digit appearing more than once without an obvious pattern, although a(-82)=-1012345678 might be seen as the concatenation of ten consecutive numbers.`
	LINKS	`Tanya Khovanova, Recursive Sequences`
	FORMULA	`a(n)=n*(10^(10-1)-1)/(10-1)^2`
	CROSSREFS	`Cf. A027889, A057932, A060073, A079339.` `Sequence in context: A161592 A164338 A077302 this_sequence A167233 A102335 A083405` `Adjacent sequences: A070186 A070187 A070188 this_sequence A070190 A070191 A070192`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Apr 24 2002`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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