A052313 - OEIS

%I #9 Dec 19 2015 12:58:27

%S 1,2,1,3,2,1,4,3,2,1,6,5,5,2,1,8,7,8,5,2,1,14,13,18,13,7,2,1,20,19,30,

%T 25,16,7,2,1,36,35,64,59,44,21,9,2,1,60,59,120,129,102,57,28,9,2,1,

%U 108,107,244,291,260,159,86,33,11,2,1,188,187,470,629,620,417,246,107

%N Triangle read by rows: matrix square of A047996.

%H <a href="/index/Ne#necklaces">Index entries for sequences related to necklaces</a>

%e 1; 2,1; 3,2,1; 4,3,2,1; 6,5,5,2,1; ...

%K nonn,tabl

%O 0,2

%A _Christian G. Bower_, Dec 15 1999