OFFSET
1,2
COMMENTS
a(n) = A324956(n,n-1) for n >= 1.
PROG
(PARI) {a(n) = polcoeff( prod(k=0, n-2, n + (n+k)*y + n*y^2 +y*O(y^n)), n-1, y)}
for(n=1, 25, print1(a(n), ", "))
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Mar 21 2019
STATUS
approved