A046603 - OEIS

A046603

First numerator and then denominator of each element of the 1/5-Pascal triangle (by row), excluding 1's.

%I #8 Jun 22 2013 16:05:40

%S 5,6,5,6,5,11,5,12,5,11,5,16,5,23,5,23,5,16,5,21,5,39,5,46,5,39,5,21,

%T 5,26,5,12,17,17,12,26,5,31,5,86,5,29,34,29,86,5,31,5,36,5,117,5,231,

%U 5,63,63,231,5,117,5,36,5,41,5,153,5,348,5,546,5,126,546,5,348,5,153,5

%N First numerator and then denominator of each element of the 1/5-Pascal triangle (by row), excluding 1's.

%e 1/1; 1/1 1/1; 1/1 1/5 1/1; 1/1 6/5 6/5 1/1; 1/1 11/5 12/5 11/5 1/1; 1/1 16/5 23/5 23/5 16/5 1/1; 1/1 21/5 39/5 46/5 39/5 21/5 1/1; 1/1 26/5 12/1 17/1 17/1 12/1 26/5 1/1; ...

%Y Cf. A046601.

%K tabf,nonn

%O 1,1

%A _Mohammad K. Azarian_

%E More terms from _James A. Sellers_, Dec 14 1999