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A153490 Anti-diagonal of Sierpinski carpet binary square matrix as a triangular sequence; (uses MathWorld definition program). 0
1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row sums are:

{1, 2, 2, 4, 5, 4, 6, 6, 4, 8, 10, 8,...}.

LINKS

Table of n, a(n) for n=1..78.

Eric Weisstein's World of Mathematics, Sierpinski Carpet.

EXAMPLE

{1},

{1, 1},

{1, 0, 1},

{1, 1, 1, 1},

{1, 1, 1, 1, 1},

{1, 0, 1, 1, 0, 1},

{1, 1, 1, 0, 1, 1, 1},

{1, 1, 1, 0, 0, 1, 1, 1},

{1, 0, 1, 0, 0, 0, 1, 0, 1},

{1, 1, 1, 1, 0, 0, 1, 1, 1, 1},

{1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1},

{1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1}

MATHEMATICA

<< MathWorld`Fractal`; fractal = SierpinskiCarpet;

a = fractal[4]; Table[Table[a[[m]][[n - m + 1]], {m, 1, n}], {n, 1, 12}];

Flatten[%]

CROSSREFS

Sequence in context: A059095 A105597 A071026 * A014194 A014379 A014164

Adjacent sequences:  A153487 A153488 A153489 * A153491 A153492 A153493

KEYWORD

nonn,uned,tabl

AUTHOR

Roger L. Bagula, Dec 27 2008

STATUS

approved

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Last modified September 2 00:06 EDT 2014. Contains 246317 sequences.