id:A136241 - OEIS Search Results

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Numbers n among A006093 such that n^2 + n - 1 is prime.

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2, 4, 6, 10, 16, 28, 30, 46, 60, 66, 70, 96, 100, 126, 130, 138, 148, 180, 196, 240, 268, 306, 330, 358, 378, 396, 408, 418, 420, 448, 456, 478, 486, 490, 598, 606, 616, 618, 640, 646, 676, 708, 750, 786, 838, 856, 906, 946, 966, 976, 996, 1050, 1060, 1090 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`a(n) = A091567(n) - 1.`
	CROSSREFS	`Cf. A136240, A091568.` `Adjacent sequences: A136238 A136239 A136240 this_sequence A136242 A136243 A136244` `Sequence in context: A080105 A023557 A052185 this_sequence A018161 A067880 A059749`
	KEYWORD	`nonn`
	AUTHOR	`Lekraj Beedassy (blekraj(AT)yahoo.com), Dec 23 2007`

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Last modified January 7 17:35 EST 2009. Contains 152824 sequences.

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