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A136004
a(n) = A005811(n) + 4.
2
4, 5, 6, 5, 6, 7, 6, 5, 6, 7, 8, 7, 6, 7, 6, 5, 6, 7, 8, 7, 8, 9, 8, 7, 6, 7, 8, 7, 6, 7, 6, 5, 6, 7, 8, 7, 8, 9, 8, 7, 8, 9, 10, 9, 8, 9, 8, 7, 6, 7, 8, 7, 8, 9, 8, 7, 6, 7, 8, 7, 6, 7, 6, 5, 6, 7, 8, 7, 8, 9, 8, 7, 8, 9, 10, 9, 8, 9, 8, 7, 8, 9, 10, 9, 10, 11, 10, 9, 8, 9, 10, 9, 8, 9
OFFSET
0,1
COMMENTS
The composer Per Nørgård's name is also written in the OEIS as Per Noergaard.
LINKS
Jeffrey Shallit, The mathematics of Per Noergaard's rhythmic infinity system, Fib. Q., 43 (2005), 262-268.
MATHEMATICA
Table[Length@ Split@ IntegerDigits[n, 2] - Boole[n == 0] + 4, {n, 0, 93}] (* Michael De Vlieger, Sep 05 2017 *)
CROSSREFS
Cf. A005811.
Sequence in context: A090370 A002129 A113184 * A248864 A134299 A112780
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Mar 16 2008
STATUS
approved