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A138807
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Let M = 2 X 2 matrix [0, 1; 1, Pi]; then a(n) = 0 if n=0, 1 if n=1; and otherwise a(n) = floor(M^(n-1)[2,2]).
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0
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0, 1, 3, 10, 37, 128, 439, 1508, 5179, 17779, 61033, 209522, 719266, 2469165, 8476377, 29098491, 99891986, 342918422, 1177201983, 4041207525, 13873029857, 47624616207, 163490174266, 561244146614
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OFFSET
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0,3
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LINKS
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EXAMPLE
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a(2) = 3 since M^1 = matrix [0, 1; 1, Pi], and the (2,2) entry is Pi, with floor(Pi)=3.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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