id:A133638 - OEIS Search Results

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a(n) = 2prime(n) + prime(n-1) - 3*n.

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1, 2, 4, 7, 14, 19, 26, 31, 38, 51, 58, 69, 80, 85, 92, 105, 120, 127, 138, 149, 154, 165, 176, 189, 208, 221, 226, 233, 238, 245, 274, 293, 306, 313, 332, 343, 354, 369, 380, 393, 408, 415, 434, 445, 452, 457, 480, 513, 530, 535, 542, 555, 562, 581, 600, 615 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(7) = 26 = 2p(7) + p(6) - 37 = 217 + 13 - 37 = 34 + 13 - 21.`
	MATHEMATICA	`Join[{1}, Table[2Prime[n] + Prime[n - 1] - 3n, {n, 2, 60}]] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Sep 20 2007`
	CROSSREFS	`Cf. A000040.` `Sequence in context: A101838 A030135 A018476 this_sequence A018505 A108329 A057264` `Adjacent sequences: A133635 A133636 A133637 this_sequence A133639 A133640 A133641`
	KEYWORD	`nonn`
	AUTHOR	`Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 18 2007`
	EXTENSIONS	`More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Sep 20 2007`

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Last modified December 4 20:00 EST 2008. Contains 151309 sequences.

AT&T Labs Research