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Search: id:A081261
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A081261 Start with a(1)=4; apply 4 -> 665, 5 -> 56665, 6 -> 566665; iterate. +0
1
4, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 5, 5, 6, 6, 6, 6, 5, 5, 6, 6, 6, 6 (list; graph; listen)
OFFSET

1,1

COMMENT

a(n)= A081260(n) - A081260(n-1) (taking A081260(0) as equal to 0). Sum of first n terms = A081260(n).

EXAMPLE

4 -> 665 -> 56666556666556665 -> ...

CROSSREFS

Cf. A079000, A079948.

Sequence in context: A146208 A011227 A155907 this_sequence A046262 A147862 A029854

Adjacent sequences: A081258 A081259 A081260 this_sequence A081262 A081263 A081264

KEYWORD

easy,nonn

AUTHOR

Matthew Vandermast (ghodges14(AT)comcast.net), Mar 14 2003

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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