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Search: id:A153180
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| 521, 90481, 35355581, 10525900321, 3489827263001, 1111126318086721, 359316586176453881, 115509240442846111681, 37216910406644366498621, 11980863523543017476802001, 3858153294795970321295258921
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OFFSET
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1,1
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COMMENT
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All numbers in this sequence are:
congruent to 1 mod 10
congruent to 1 mod 100 (iff n is congruent to 0 mod 5),Q congruent to 21 mod 100 (iff n is congruent to 1 or 4 mod 5),
congruent to 81 mod 100 (iff n is congruent to 2 or 3 mod 5).Q
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MATHEMATICA
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Table[LucasL[13 n]/LucasL[n], {n, 1, 150}]
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CROSSREFS
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A000032, A000204, A047221, A110391, A153173, A153175, A153177, A153179.
Sequence in context: A138063 A167734 A122715 this_sequence A015291 A028484 A057699
Adjacent sequences: A153177 A153178 A153179 this_sequence A153181 A153182 A153183
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Dec 20 2008
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