OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (8,-28,56,-70,56,-28,8,-1).
FORMULA
From Amiram Eldar, Apr 21 2023: (Start)
a(n) = A016825(n)^7.
a(n) = 2^7*A016759(n).
Sum_{n>=0} 1/a(n) = 127*zeta(7)/16384.
Sum_{n>=0} (-1)^n/a(n) = 61*Pi^7/23592960. (End)
MATHEMATICA
Table[(4*n + 2)^7, {n, 0, 20}] (* Amiram Eldar, Apr 21 2023 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
STATUS
approved