id:A057903 - OEIS Search Results

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Positive integers that are not the sum of exactly two positive cubes.

+0
3

1, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 66, 67, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78, 79 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Includes the cubes themselves (since a^3 = b^3 + c^3 has no solution, by the exponent 3 case of Fermat's Last Theorem), so is different from A022555.`
	LINKS	`Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.`
	FORMULA	`Equals A022555 union A000578 - {0}.`
	CROSSREFS	`Cf. A022555, A000578.` `Adjacent sequences: A057900 A057901 A057902 this_sequence A057904 A057905 A057906` `Sequence in context: A077528 A138928 A116587 this_sequence A047310 A077656 A039236`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com)`
	EXTENSIONS	`Edited by N. J. A. Sloane (njas(AT)research.att.com), Sep 28 2007`

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Last modified November 9 12:23 EST 2009. Contains 166233 sequences.

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