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A135209
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D'Agapeyeff cipher.
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1
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75628, 28591, 62916, 48164, 91748, 58464, 74748, 28483, 81638, 18174, 74826, 26475, 83828, 49175, 74658, 37575, 75936, 36565, 81638, 17585, 75756, 46282, 92857, 46382, 75748, 38165, 81848, 56485, 64858, 56382, 72628, 36281, 81728
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| The D'Agapeyeff cipher is an as-yet unbroken cipher that appears in the first edition of Codes and Ciphers, an elementary book on cryptography published by the Russian-born English cartographer Alexander D'Agapeyeff in 1939
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LINKS
| Paolo P. Lava & Giorgio Balzarotti (paoloplava(AT)gmail.com), Dec 05 2007, Table of n, a(n) for n = 0..78
American Cryptogram Association, Discussion of possible causes of failure to solve D'Agapeyeff cipher
Robert Matthews, Description of properties and potential decryption strategies for D'Agapeyeff cipher
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CROSSREFS
| Cf. A101110, A101111, A101112.
Sequence in context: A204360 A140940 A204865 * A091294 A096518 A096888
Adjacent sequences: A135206 A135207 A135208 * A135210 A135211 A135212
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KEYWORD
| easy,nonn
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AUTHOR
| Paolo P. Lava & Giorgio Balzarotti (paoloplava(AT)gmail.com), Dec 05 2007
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