id:A153175 - OEIS Search Results

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a(n) = L(7n)/L(n) where L(n) = Lucas number A000204(n).

+0
4

29, 281, 6119, 101521, 1875749, 33281921, 599786069, 10745088481, 192933544679, 3461223997001, 62114818827629, 1114566304366081, 20000347407134669, 358889844987430121, 6440029487834912999, 115561554399692896321 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`All numbers in this sequence are:` `congruent to 9 mod 10 (iff n is odd),` `congruent to 1 mod 10 (iff n is even).`
	MATHEMATICA	`Table[LucasL[7 n]/LucasL[n], {n, 1, 150}]`
	CROSSREFS	`A000032, A000204, A110391, A153173` `Sequence in context: A081684 A142033 A142905 this_sequence A124310 A101380 A125392` `Adjacent sequences: A153172 A153173 A153174 this_sequence A153176 A153177 A153178`
	KEYWORD	`nonn`
	AUTHOR	`Artur Jasinski (grafix(AT)csl.pl), Dec 20 2008`

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Last modified November 25 14:49 EST 2009. Contains 167514 sequences.

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