id:A071374 - OEIS Search Results

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0 iff n is of the form 4^a*(8k+7).

+0
5

1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1 (list; graph; listen)

	OFFSET	`0,1`
	COMMENT	`0 iff n is not the sum of three squares.` `Sequence is 2-automatic.`
	REFERENCES	`J.-P. Allouche and J. Shallit, The ring of k-regular sequences, Theoretical Computer Sci., 98 (1992), 163-197.`
	LINKS	`J.-P. Allouche and J. Shallit, The ring of k-regular sequences, Theoretical Computer Sci., 98 (1992), 163-197.`
	CROSSREFS	`1's complement to A072401. Cf. A071377.` `Sequence in context: A115789 A053864 A129667 this_sequence A077010 A166280 A070887` `Adjacent sequences: A071371 A071372 A071373 this_sequence A071375 A071376 A071377`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jun 12 2002`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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