id:A022836 - OEIS Search Results

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a(n) = c(1)p(i-1)+...+c(n)p(n-1), where c(i) = 1 if a(i-1) >= p(i-1) and c(i) = -1 if a(i-1) < p(i-1) (p(0)=1, p(i)=primes).

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1, 3, 6, 1, 8, 19, 6, 23, 4, 27, 56, 25, 62, 21, 64, 17, 70, 11, 72, 5, 76, 3, 82, 165, 76, 173, 72, 175, 68, 177, 64, 191, 60, 197, 58, 207, 56, 213, 50, 217, 44, 223, 42, 233, 40, 237, 38, 249, 26, 253, 24, 257, 18, 259, 8, 265, 2, 271, 542, 265, 546, 263, 556 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Alternate description: a(1) =1, a(n) = a(n-1) - prime(n) if a(n-1)> prime(n) else a(n) = a(n-1) + prime(n). - Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jun 27 2003`
	CROSSREFS	`A008348(n) + 1.` `Sequence in context: A083237 A118948 A118012 this_sequence A090911 A108813 A108591` `Adjacent sequences: A022833 A022834 A022835 this_sequence A022837 A022838 A022839`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified July 8 18:40 EDT 2008. Contains 141013 sequences.

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