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A006921
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Diagonals of Pascal's triangle mod 2 interpreted as binary numbers.
(Formerly M2252)
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0
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1, 1, 3, 2, 7, 5, 13, 8, 29, 21, 55, 34, 115, 81, 209, 128, 465, 337, 883, 546, 1847, 1301, 3357, 2056, 7437, 5381, 14087, 8706, 29443, 20737, 53505, 32768, 119041, 86273, 226051, 139778, 472839, 333061, 859405, 526344, 1903901, 1377557, 3606327
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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REFERENCES
| B. R. Hodgson, On some number sequences related to the parity of binomial coefficients, Fib. Quart., 30 (1992), 35-47.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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CROSSREFS
| Sequence in context: A073281 A130922 A195820 * A014693 A155046 A033318
Adjacent sequences: A006918 A006919 A006920 * A006922 A006923 A006924
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KEYWORD
| nonn,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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