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A033989
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Write 0,1,2,... in clockwise spiral, writing each digit in separate square; sequence gives numbers on negative x axis.
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16
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0, 3, 1, 1, 3, 2, 7, 9, 1, 1, 6, 9, 4, 7, 9, 1, 2, 1, 2, 1, 6, 7, 4, 3, 6, 1, 2, 9, 5, 1, 1, 0, 9, 3, 1, 3, 6, 6, 1, 8, 6, 9, 2, 5, 0, 2, 2, 4, 6, 6, 2, 5, 6, 0, 3, 8, 9, 5, 3, 3, 6, 9, 4, 0, 5, 4, 4, 9, 8, 0, 5, 0, 4, 5, 5, 3, 3, 1, 6, 8, 5, 8, 6, 5, 1, 4, 7, 4, 9, 1, 8, 5, 1, 9, 9, 8, 6, 6, 9, 1, 1, 6, 4, 8, 1
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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EXAMPLE
| 131416...
245652...
130717...
121862...
101918...
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CROSSREFS
| Sequences from spirals: A001107, A002939, A007742, A033951, A033952, A033953, A033954, A033989, A033990, A033991, A002943, A033996, A033988.
Sequence in context: A023142 A143159 A184831 * A169941 A099545 A132429
Adjacent sequences: A033986 A033987 A033988 * A033990 A033991 A033992
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KEYWORD
| nonn,base,easy,nice
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| More terms from Andrew J. Gacek (andrew(AT)dgi.net)
Edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Nov 01 2009
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