id:A057999 - OEIS Search Results

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a(n) is smallest prime such that a(n)-1 is a proper multiple of a(n-1)-1 [with a(0)=2].

+0
2

2, 3, 5, 13, 37, 73, 433, 1297, 2593, 10369, 72577, 508033, 1524097, 12192769, 73156609, 146313217, 438939649, 2633637889, 23702740993, 142216445953, 1991030243329, 37829574623233, 416125320855553 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`a(n)= Product{i=1_n}[A036012(i)]+1 =a(n-1)*A036012(n)+1-A036012(n)`
	CROSSREFS	`Cf. A036012, A046966, A046972, A058000.` `Sequence in context: A072999 A141179 A079147 this_sequence A013013 A087362 A038560` `Adjacent sequences: A057996 A057997 A057998 this_sequence A058000 A058001 A058002`
	KEYWORD	`nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Nov 02 2000`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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