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A123698
An example of a stereogram: a flat picture that appears three-dimensional when viewed in the correct way.
1
1, 111, 1, 111, 11011, 111, 1, 111, 11011, 1100011, 11011, 111, 1, 111, 11011, 1100011, 110000011, 1100011, 11011, 111, 1
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Three-dimensionally it looks like this:
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000110000011000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000110000011000000000000000000000000000000...
..000000000000000000000000001100000001100000000000000000000000000000...
..000000000000000000000000000110000011000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000110000011000000000000000000000000000000...
..000000000000000000000000001100000001100000000000000000000000000000...
..000000000000000000000000011000000000110000000000000000000000000000...
..000000000000000000000000001100000001100000000000000000000000000000...
..000000000000000000000000000110000011000000000000000000000000000000...
..000000000000000000000000000011000110000000000000000000000000000000...
..000000000000000000000000000001101100000000000000000000000000000000...
..000000000000000000000000000000111000000000000000000000000000000000...
..000000000000000000000000000000010000000000000000000000000000000000...
...
REFERENCES
C. Ashbacher, Smarandache Sequences, Stereograms and Series, Phoenix, 2005, pp. 70-71.
F. Smarandache, Sequences of Numbers Involved in Unsolved Problems, Hexis, Phoenix, 2006.
LINKS
Table of n, a(n) for n=1..21.
C. Ashbacher, Smarandache Sequences, Stereograms and Series.
F. Smarandache, Sequences of Numbers Involved in Unsolved Problems.
CROSSREFS
Cf. A123727.
Sequence in context: A077573 A266435 A216479 * A123727 A282915 A367813
Adjacent sequences: A123695 A123696 A123697 * A123699 A123700 A123701
KEYWORD
nonn
AUTHOR
Z. Wenpeng (wpzhang(AT)nwu.edu.cn), Nov 18 2006
STATUS
approved

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Last modified December 12 17:36 EST 2024. Contains 378666 sequences.
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