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 A130594 Numbers which are both lucky (A000959) and tribonacci (A000073). 2
 1, 7, 13, 927, 1705, 10609 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS No other terms below 15902591. The next candidate is the odd tribonacci number 15902591. Is this also a lucky number? - Harvey P. Dale, Jul 12 2008 This is to tribonacci as A057589 is to the Fibonacci numbers. a(7) >= 23837527729. - Kevin P. Thompson, Nov 24 2021 LINKS Table of n, a(n) for n=1..6. EXAMPLE a(6) = 10609 because it is lucky A000959(1182) and tribonacci A000073(18). CROSSREFS Cf. A000073, A057589, A000959. Sequence in context: A342931 A348830 A201181 * A227173 A178998 A188929 Adjacent sequences: A130591 A130592 A130593 * A130595 A130596 A130597 KEYWORD nonn,less,hard AUTHOR Jonathan Vos Post, Jun 16 2007 STATUS approved

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Last modified July 19 19:39 EDT 2024. Contains 374436 sequences. (Running on oeis4.)