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Search: id:A080038
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A080038 Start with a(1)=3; apply 3 -> 343, 4 -> 3443; iterate. +0
1
3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 3, 3, 4, 3, 3, 4, 4, 3, 3, 4, 4, 3, 3, 4 (list; graph; listen)
OFFSET

1,1

COMMENT

a(n)= A080753(n+1) - A080753(n). Sum of first n terms + 2 = A080753(n).

EXAMPLE

3 -> 343 -> 3433443343 -> ...

CROSSREFS

Cf. A079000, A079948.

Sequence in context: A023647 A082978 A005536 this_sequence A121937 A003034 A091282

Adjacent sequences: A080035 A080036 A080037 this_sequence A080039 A080040 A080041

KEYWORD

easy,nonn

AUTHOR

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

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


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