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Write n as a sum of terms of the form (p^2-1)/24 where p is a prime > 4; sequence gives those n which require at least 4 terms.

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33, 68, 88, 103, 138, 143, 173, 183, 198, 208, 243, 253, 278, 298, 308, 313, 348, 363, 373, 383, 403, 413, 418, 453, 468, 473, 488, 523, 528, 558, 563, 578, 583, 593, 608, 628, 638, 643, 658, 663, 668, 693, 698, 733, 748, 753, 758, 763, 768, 778, 803, 838 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Chowla conjectures that all numbers are the sum of no more than four terms of the form (p^2-1)/24 where p is a prime > 4.`
	REFERENCES	`R. K. Guy, Unsolved Problems In Number Theory, section C20.`
	CROSSREFS	`Cf. A024702.` `Sequence in context: A163411 A071595 A032661 this_sequence A044135 A044516 A015722` `Adjacent sequences: A055075 A055076 A055077 this_sequence A055079 A055080 A055081`
	KEYWORD	`nonn`
	AUTHOR	`Jud McCranie (j.mccranie(AT)comcast.net), Jun 20 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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