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Search: id:A079658
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| A079658 |
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Fibonacci numbers using only the straight digits 1, 4 and 7. |
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+0
1
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OFFSET
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1,3
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COMMENT
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No other term <= fibonacci(10000). - Emeric Deutsch (deutsch(AT)duke.poly.edu), Jul 23 2006
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MAPLE
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with(combinat): a:=proc(n) if convert(convert(fibonacci(n), base, 10), set) subset {1, 4, 7}= true then fibonacci(n) else fi end: seq(a(n), n=1..5000); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Jul 23 2006
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CROSSREFS
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Cf. A028373.
Sequence in context: A008662 A035821 A055352 this_sequence A091037 A028473 A130118
Adjacent sequences: A079655 A079656 A079657 this_sequence A079659 A079660 A079661
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KEYWORD
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base,more,nonn
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AUTHOR
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Shyam Sunder Gupta (guptass(AT)rediffmail.com), Jan 23 2003
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