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A182692
Composite Beatty sequence of sqrt(3).
0
2, 3, 7, 12, 28, 48, 113, 195, 461, 798, 1888, 3270, 7736, 13399, 31702, 54909, 129916, 225021, 532405, 922152, 2181835, 3779049, 8941325, 15486829, 36642230, 63466204, 150162650, 260089339, 615377983, 1065865932
OFFSET
1,1
COMMENTS
The bisection (3,12,48,...) is a subsequence of A022838.
The bisection (2,7,28,...) is a subsequence of A054406.
See the comment at A107857 regarding Beatty sequences.
FORMULA
a(n)=floor(s*a(n-1)) if n odd, a(n)=floor(r*a(n-1)) if n even, where r=sqrt(3), s=(r+3)/2, a(1)=floor(s).
CROSSREFS
KEYWORD
nonn
AUTHOR
Clark Kimberling, Nov 27 2010
STATUS
approved