OFFSET
0,3
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..10000
FORMULA
a(n) = Sum_{k=0..n} k * A351725(n,k).
MAPLE
b:= proc(n, i) option remember; `if`(n=0 or i=1, [1, n], b(n, i-1)+
(p->`if`(p>n, 0, (t->t+[0, t[1]])(b(n-p, i))))([1, 5, 10, 25][i]))
end:
a:= n-> b(n, 4)[2]:
seq(a(n), n=0..100);
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Feb 17 2022
STATUS
approved