OFFSET
0,2
COMMENTS
This sequence is obtained from the generalized Euler transform in A266964 by taking f(n) = 27, g(n) = n. - Seiichi Manyama, Aug 17 2023
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..5000
FORMULA
a(0) = 1; a(n) = (27/n) * Sum_{k=1..n} A078308(k) * a(n-k). - Seiichi Manyama, Aug 17 2023
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved