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Search: id:A080035
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| A080035 |
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"Good" Friedman numbers: Friedman numbers (A036057) where the construction digits are used in the proper order. |
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+0
3
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| 127, 343, 736, 1285, 2187, 2502, 2592, 2737, 3125, 3685, 3864, 3972, 4096, 6455, 11264, 11664, 12850, 13825, 14641, 15552, 15585, 15612, 15613, 15617, 15618, 15621, 15622, 15623, 15624, 15626, 15632, 15633, 15642, 15645, 15655, 15656
(list; graph; listen)
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OFFSET
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0,1
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REFERENCES
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Credit goes to Mike Reid (Brown University) and Eric Friedman (Stetson University).
Colin Rose, "Radical Narcissistic numbers", J. Recreational Mathematics, vol. 33, (2004-2005), pp. 250-254. See page 251.
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LINKS
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Eric Friedman, Friedman Numbers.
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EXAMPLE
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127 = -1 + 2^7, 343 = (3 + 4) ^ 3, 736 = 7 + 3^6, etc.....
The 4th nice Freidman number = NF(4) = 1285 = (1 + 2^8)* 5
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CROSSREFS
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Cf. A036057.
Sequence in context: A157949 A142165 A031933 this_sequence A162004 A112419 A142201
Adjacent sequences: A080032 A080033 A080034 this_sequence A080036 A080037 A080038
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KEYWORD
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nonn,base,nice
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AUTHOR
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David Rattner (david_rattner(AT)prusec.com), Mar 14 2003
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EXTENSIONS
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More terms from Alonso Delarte (alonso.delarte(AT)gmail.com), Aug 25 2004
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