OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (1,7,2,-4).
MATHEMATICA
LinearRecurrence[{1, 7, 2, -4}, {2, 1, 9, 20}, 30] (* Harvey P. Dale, Sep 25 2020 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Paul Barry, May 16 2004
STATUS
approved