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A000661
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Shifts 2 places left under boustrophedon transform.
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0
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1, 0, 1, 1, 2, 6, 17, 62, 259, 1230, 6592, 39313, 258575, 1860318, 14538245, 122670593, 1111715644, 10771412394, 111125142979, 1216309735378, 14078811306851, 171837279141312, 2205768169095338, 29707098687614285
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,5
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LINKS
| J. Millar, N. J. A. Sloane and N. E. Young, A new operation on sequences: the Boustrophedon on transform, J. Combin. Theory, 17A 44-54 1996 (Abstract, pdf, ps).
N. J. A. Sloane, My favorite integer sequences, in Sequences and their Applications (Proceedings of SETA '98).
N. J. A. Sloane, Transforms
Index entries for sequences related to boustrophedon transform
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CROSSREFS
| Sequence in context: A000687 A085827 A150035 * A150036 A150037 A150038
Adjacent sequences: A000658 A000659 A000660 * A000662 A000663 A000664
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KEYWORD
| nonn,eigen
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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