Table of n, a(n) for n=0..19.
J. Sauerberg and L. Shu, The long and the short on counting sequences, Amer. Math. Monthly, 104 (1997), 306-317.
From Eric Angelini, Mar 03 2020: (Start)
This finite sequence must be read like this:
there is 1 digit 0 in the sequence;
there are 11 digits 1 in the sequence;
there are 2 digits 2 in the sequence;
there is 1 digit 3 in the sequence; etc.
Sequence in context: A159861 A010197 A010196 * A229186 A214676 A010198
Adjacent sequences: A039614 A039615 A039616 * A039618 A039619 A039620
N. J. A. Sloane