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A184627 floor((n-h)*s+h), where s=(3+sqrt(3))/2 and h=1/4; complement of A184626. 2
2, 4, 6, 9, 11, 13, 16, 18, 20, 23, 25, 28, 30, 32, 35, 37, 39, 42, 44, 46, 49, 51, 54, 56, 58, 61, 63, 65, 68, 70, 73, 75, 77, 80, 82, 84, 87, 89, 91, 94, 96, 99, 101, 103, 106, 108, 110, 113, 115, 117, 120, 122, 125, 127, 129, 132, 134, 136, 139, 141, 143, 146, 148, 151, 153, 155, 158, 160, 162, 165, 167, 170, 172, 174, 177, 179, 181, 184, 186, 188, 191, 193, 196, 198, 200, 203, 205, 207, 210, 212, 214, 217, 219, 222, 224, 226, 229, 231, 233, 236, 238, 240, 243, 245, 248, 250, 252, 255, 257, 259, 262, 264, 267, 269, 271, 274, 276, 278, 281, 283 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..120.

FORMULA

a(n)=floor((n-h)*s+h), where s=(3+sqrt(3))/2 and h=1/4.

MATHEMATICA

r=3^(1/2); h=1/4; s=r/(r-1);

Table[Floor[n*r+h], {n, 1, 120}]  (* A184626 *)

Table[Floor[n*s+h-h*s], {n, 1, 120}]  (* A184627 *)

CROSSREFS

Cf. A184618, A184626.

Sequence in context: A330118 A047292 A189930 * A203988 A160813 A247515

Adjacent sequences:  A184624 A184625 A184626 * A184628 A184629 A184630

KEYWORD

nonn

AUTHOR

Clark Kimberling, Jan 18 2011

STATUS

approved

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Last modified January 24 07:18 EST 2020. Contains 331189 sequences. (Running on oeis4.)