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Search: id:A098209
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A098209 a(n)=-1+A073352[n]^2. +0
1
0, 48, 4488, 444888, 44448888, 4444488888, 444444888888, 44444448888888, 4444444488888888, 444444444888888888, 44444444448888888888, 4444444444488888888888, 444444444444888888888888 (list; graph; listen)
OFFSET

0,2

COMMENT

Certain functions of near or generalized repdigits provide interesting digit patterns like e.g: -1+(666666667)^2=444444444888888888.

CROSSREFS

Cf. A073352, A096507.

Sequence in context: A053060 A004034 A134164 this_sequence A114721 A057868 A130417

Adjacent sequences: A098206 A098207 A098208 this_sequence A098210 A098211 A098212

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Oct 20 2004

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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