A037842 Fibonacci numbers in base 1.

1, 11, 111, 11111, 11111111, 1111111111111, 111111111111111111111, 1111111111111111111111111111111111, 1111111111111111111111111111111111111111111111111111111

Offset: 0

Author

N. J. A. Sloane, Feb 27 2000

Keywords

• nonn
• easy
• base

Crossrefs

Cf. A108047, A131293.

Programs

Mathematica

FromDigits[Table[1,{#}]]&/@Fibonacci[Range[2,10]] (* Harvey P. Dale, Apr 06 2013 *)

Formula

a(n+2) = concat( a(n+1), a(n) ), a(0) = 1, a(1) = 11. - corrected by Jason Kimberley, Dec 17 2012

Extensions

More terms from James Sellers, Mar 01 2000