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 A229040 Fibonacci numbers in which parity of the decimal digits alternates. 0
 0, 1, 2, 3, 5, 8, 21, 34, 89, 610, 987, 4181, 6765 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS No more values through F(12000). LINKS FORMULA A000045 INTERSECTION A030141. MAPLE isA030141 := proc(n)     dgs := convert(n, base, 10) ;     for i from 2 to nops(dgs) do         if modp(op(i, dgs), 2) = modp(op(i-1, dgs), 2) then             return false;         end if;     end do:     true ; end proc: for i from 0 do     f := combinat[fibonacci](i) ;     if isA030141(f) then         print(f) ;     end if; end do: # R. J. Mathar, Mar 13 2015 CROSSREFS Cf. A000045, A030141, A030152, A030144. Sequence in context: A002363 A041457 A161468 * A143873 A273046 A117774 Adjacent sequences:  A229037 A229038 A229039 * A229041 A229042 A229043 KEYWORD nonn,base AUTHOR Jonathan Vos Post, Sep 12 2013 STATUS approved

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Last modified January 16 21:37 EST 2019. Contains 319206 sequences. (Running on oeis4.)