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Search: id:A001476
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| A001476 |
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Numbers that are not the sum of distinct cubes. |
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+0
4
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| 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 30, 31, 32, 33, 34, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 74, 75, 76
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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R. Sprague, Ueber Zerlegungen in n-te Potenzen mit lauter verschiedenen Grundzahlen, Math. Z. 51, (1948). 466-468.
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LINKS
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T. D. Noe, Table of n, a(n) for n = 1..2788
Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
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MATHEMATICA
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Cubes[ n_ ] := Block[ {A, i}, A = {0}; if[ n>0, Do[ A = Union[ A, A + i*i*i ], {i, n} ]; ]; Return[ A ]; ]; Q = Complement[ Table[ i, {i, 1, 12760} ], Cubes[ 23 ] ]
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CROSSREFS
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Complement of A003997. Cf. A001422.
Adjacent sequences: A001473 A001474 A001475 this_sequence A001477 A001478 A001479
Sequence in context: A102455 A073678 A031981 this_sequence A039269 A039207 A039155
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KEYWORD
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nonn,fini
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AUTHOR
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Jeff Adams (jeff.adams(AT)byu.net)
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