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A077537
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Sum of next F(n) Fibonacci numbers, where F(n) = n-th Fibonacci number.
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1
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0, 1, 1, 5, 26, 343, 17334, 9209754, 225842206252, 2880066968519382403, 898923707005599922079920034025, 3577855662560905980740035806138759999587547050967, 4444705723234237498833973519979330664270869912654770206838250657106420149314752
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OFFSET
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0,4
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LINKS
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FORMULA
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First differences of A005370 = F(F(n+1)+1). - Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Nov 17 2002
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EXAMPLE
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a(0) =0, a(1) = 1, a(2) = 1, a(3) = 2+3 = 5, a(4) = 5+8+13=26, etc.
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MAPLE
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with(combinat, fibonacci): A077537 := n -> fibonacci(fibonacci(n+2)+1)-fibonacci(fibonacci(n+1)+1);
# second Maple program:
F:= n-> (<<0|1>, <1|1>>^n)[1, 2]:
a:= n-> F(F(n+2)+1)-F(F(n+1)+1):
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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More terms from Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Nov 17 2002
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STATUS
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approved
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