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A087064
Sum{Floor(n*r^k): r=1/sqrt(2), k>=0}.
0
0, 1, 3, 7, 9, 12, 17, 18, 22, 26, 29, 30, 37, 39, 41, 44, 49, 54, 56, 58, 63, 64, 67, 73, 77, 79, 83, 85, 88, 92, 95, 96, 103, 106, 112, 113, 117, 120, 122, 124, 131, 132, 135, 138, 142, 143, 151, 153, 158, 161, 164, 168, 171, 173, 177, 178, 183, 183, 188, 191, 192
OFFSET
0,3
EXAMPLE
a(3)=7=3+[3*r]+[3*r^2]+[3*r^3]+...
CROSSREFS
Cf. A005187.
Sequence in context: A289906 A190752 A353103 * A189561 A087550 A235387
KEYWORD
nonn
AUTHOR
Clark Kimberling, Aug 07 2003
STATUS
approved