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A171482
a(n) = a(a(n-1)) + a(n - a(n-1) - 2) with a(0) = a(1) = a(2) = 1.
1
1, 1, 1, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 5, 6, 6, 6, 6, 6, 6, 7, 8, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 12, 12, 13, 14, 14, 14, 14, 15, 16, 16, 16, 16, 16, 16, 16, 16
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OFFSET
0,4
COMMENTS
Hofstadter-Conway-like sequence (see
A004001
). Conjecture 1: a(n) - a(n-1) = 0 or 1. Conjecture 2: lim n ->infinity a(n)/n = 1/3.
LINKS
Paolo P. Lava,
Table of n, a(n) for n = 0..10000
CROSSREFS
Sequence in context:
A338623
A072613
A029551
*
A132015
A120501
A113757
Adjacent sequences:
A171479
A171480
A171481
*
A171483
A171484
A171485
KEYWORD
nonn
AUTHOR
Jaroslav Krizek
, Dec 09 2009
STATUS
approved
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Last modified April 23 11:35 EDT 2024. Contains 371912 sequences. (Running on oeis4.)