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A197756 The Yellow Comma sequence. 4


%S 1,2,3,4,6,5,8,10,7,12,14,11,16,18,9,20,22,24,13,26,28,30,32,15,34,36,

%T 101,38,40,42,44,46,17,48,50,52,54,56,58,19,60,62,64,66,103,68,70,72,

%U 74,76,78,80,21,82,84,86,88,90,92,94

%N The Yellow Comma sequence.

%C Color in yellow the commas following an odd term. The number of digits between yellow commas is given by the sequence itself. This is a permutation of the natural numbers and the lexicographically earliest such sequence.

%H Robert Price, <a href="/A197756/b197756.txt">Table of n, a(n) for n = 1..10000</a>

%K nonn,base

%O 1,2

%A _N. J. A. Sloane_, Nov 29 2011, based on a posting to the Sequence Fans Mailing List by Eric Angelini, Nov 27 2011

%E a(28)-a(60) from _Robert Price_, Aug 22 2012

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Last modified June 12 10:58 EDT 2021. Contains 344947 sequences. (Running on oeis4.)