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A015476
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q-Fibonacci numbers for q=5.
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1
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0, 1, 5, 126, 15755, 9847001, 30771893880, 480810851722001, 37563347821553222005, 14673182743275038197425126, 28658560045496622327167502440755, 279868750444317625596488416061195472001, 13665466330288975220888581437110387323801268880
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OFFSET
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0,3
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 0..50
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FORMULA
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a(n) = 5^(n-1) a(n-1) + a(n-2).
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MATHEMATICA
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RecurrenceTable[{a[0]==0, a[1]==1, a[n]==a[n-1]*5^(n-1) + a[n-2]}, a, {n, 20}] (* Vincenzo Librandi, Nov 09 2012 *)
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CROSSREFS
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Sequence in context: A194502 A201839 A156956 * A059486 A071196 A157438
Adjacent sequences: A015473 A015474 A015475 * A015477 A015478 A015479
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KEYWORD
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nonn,easy
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AUTHOR
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Olivier Gérard
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STATUS
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approved
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