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A228177
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Floor(n*(sqrt(6)+sqrt(5))).
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1
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0, 4, 9, 14, 18, 23, 28, 32, 37, 42, 46, 51, 56, 60, 65, 70, 74, 79, 84, 89, 93, 98, 103, 107, 112, 117, 121, 126, 131, 135, 140, 145, 149, 154, 159, 163, 168, 173, 178, 182, 187, 192, 196, 201, 206, 210, 215, 220, 224, 229, 234, 238, 243, 248, 253, 257, 262
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OFFSET
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0,2
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COMMENTS
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a(n) = integer part of n*4.6855577..., where the constant is the largest root of x^4 -22*x^2 +1.
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LINKS
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MATHEMATICA
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With[{c = Sqrt[6] + Sqrt[5]}, Floor[c Range[0, 60]]]
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PROG
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(Magma) [Floor(n*(Sqrt(6)+Sqrt(5))): n in [0..60]];
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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