id:A063174 - OEIS Search Results

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Composites for which the row of the prime-composite array (A063173) includes the leftmost element of a zero-only antidiagonal.

+0
5

9, 15, 21, 35, 45, 51, 65, 69, 95, 99, 119, 129, 135, 141, 155, 161, 189, 209, 215, 219, 249, 261, 299, 303, 305, 309, 321, 339, 341, 363, 365, 371, 399, 405, 413, 425, 441, 453, 465, 545, 555, 615, 623, 639, 651, 705, 713, 725, 729, 741, 771, 783, 803, 819 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`N. Fernandez, The prime-composite array, B(m,n) and the Borve conjectures`
	EXAMPLE	`The 8th composite is 15. In the prime-composite array (A063173), all of the elements in the antidiagonal containing T(8,1) are 0. So 15 is in the sequence.`
	CROSSREFS	`Cf. A063173, A063175, A063176.` `Sequence in context: A050991 A033553 A020192 this_sequence A072569 A072572 A029708` `Adjacent sequences: A063171 A063172 A063173 this_sequence A063175 A063176 A063177`
	KEYWORD	`nonn`
	AUTHOR	`N. Fernandez (primeness(AT)borve.org), Jul 09 2001`
	EXTENSIONS	`Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 07 2002`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research