OFFSET
0,8
COMMENTS
Another version of A110616. Riordan production matrix is: (x/(1-x^2), 1/(1-x^2)).
FORMULA
Sum_{k, 0<=k<=n} T(n,k)= A047749(n+1).
EXAMPLE
Triangle begins : 1 ; 0,1 ; 1,0,1 ; 0,2,0,1 ; 3,0,3,0,1 ; 0,7,0,4,0,1 ; 12,0,12,0,5,0,1 ; ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Philippe Deléham, Jan 23 2010
STATUS
approved