OFFSET
0,2
REFERENCES
A. E. Jolliffe, Continued Fractions, in Encyclopaedia Britannica, 11th ed., pp. 30-33; see p. 31.
MAPLE
f := proc(n) option remember; local a, b, t1, t2, t3, i, j, k; a := 1; b := 2; if n=0 then RETURN(a) elif n=1 then RETURN(b) else RETURN(2*f(n-1)+ (2*n-3)^2*f(n-2)); fi; end;
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 19 2002
STATUS
approved