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A189384
a(n) = n + [n*r/s] + [n*t/s]; r=1, s=1/sqrt(2), t=1/sqrt(3).
3
2, 5, 9, 12, 16, 18, 21, 25, 28, 32, 34, 37, 41, 44, 48, 51, 54, 57, 60, 64, 67, 70, 73, 76, 80, 83, 87, 89, 93, 96, 99, 103, 105, 109, 112, 115, 119, 122, 125, 128, 131, 135, 138, 141, 144, 148, 151, 154, 158, 160, 164, 167, 170, 174, 176, 180, 183, 187, 190, 192, 196, 199, 203, 206, 209, 212, 215, 219, 222, 225, 228, 231, 235, 238, 242, 245, 247, 251, 254, 258, 261, 263, 267
OFFSET
1,1
COMMENTS
See A189383.
LINKS
MATHEMATICA
r=1; s=2^(-1/2); t=3^(-1/2);
a[n_] := n + Floor[n*s/r] + Floor[n*t/r];
b[n_] := n + Floor[n*r/s] + Floor[n*t/s];
c[n_] := n + Floor[n*r/t] + Floor[n*s/t]
Table[a[n], {n, 1, 120}] (*A189383*)
Table[b[n], {n, 1, 120}] (*A189384*)
Table[c[n], {n, 1, 120}] (*A189385*)
CROSSREFS
Sequence in context: A373328 A184926 A342745 * A184922 A189461 A190506
KEYWORD
nonn
AUTHOR
Clark Kimberling, Apr 21 2011
STATUS
approved