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Search: id:A072703
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| A072703 |
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Last digit of F(n) is 5 where F(n) is the n-th Fibonacci number. |
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+0
2
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| 5, 10, 20, 25, 35, 40, 50, 55, 65, 70, 80, 85, 95, 100, 110, 115, 125, 130, 140, 145, 155, 160, 170, 175, 185, 190, 200, 205, 215, 220, 230, 235, 245, 250, 260, 265, 275, 280, 290, 295, 305, 310, 320, 325, 335, 340, 350, 355, 365, 370, 380
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OFFSET
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1,1
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COMMENT
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Except for the first term, a(n)=15*n-a(n-1), (with a(1)=10) Example: for n=2, a(2)=15*2-10=20; n=3, a(3)=15*3-20=25; n=4, a(4)=15*4-25=35 [From Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Oct 22 2009]
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FORMULA
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Sequence contains numbers of the forms 5+60k, 10+60k, 20+60k, 25+60k, 35+60k, 40+60k, 50+60k, 55+60k, where k>=0.
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CROSSREFS
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Cf. A000045, A003893.
Sequence in context: A115774 A062052 A115799 this_sequence A086761 A045191 A065958
Adjacent sequences: A072700 A072701 A072702 this_sequence A072704 A072705 A072706
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KEYWORD
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nonn,base
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AUTHOR
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Benoit Cloitre (benoit7848c(AT)orange.fr), Aug 07 2002
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