id:A139544 - OEIS Search Results

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Numbers which are not the difference of two squares of positive integers.

+0
1

1, 2, 4, 6, 10, 14, 18, 22, 26, 30, 34, 38, 42, 46, 50, 54, 58, 62, 66, 70, 74, 78, 82, 86, 90, 94, 98, 101, 102, 103, 106, 107, 109, 110, 113, 114, 118, 121, 122, 126, 127, 130, 131, 134, 137, 138, 139, 142, 146, 149, 150, 151, 154, 157, 158, 162, 163, 166, 167, 169 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Conjecture: these numbers do not occur in A139491.` `Complement sequence to A024352.`
	CROSSREFS	`Cf. A024352.` `Sequence in context: A005574 A109807 A125964 this_sequence A062091 A100143 A059254` `Adjacent sequences: A139541 A139542 A139543 this_sequence A139545 A139546 A139547`
	KEYWORD	`nonn`
	AUTHOR	`Artur Jasinski (grafix(AT)csl.pl), Apr 25 2008`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

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