OFFSET
1,2
COMMENTS
Subsequence of A348799.
LINKS
Chai Wah Wu, Table of n, a(n) for n = 1..494
PROG
(Python)
from functools import lru_cache
from sympy.combinatorics.partitions import IntegerPartition
from sympy.utilities.iterables import partitions, multiset_permutations
@lru_cache(maxsize=None)
def intpartition(n, m): return tuple(''.join(str(d) for d in IntegerPartition(p).partition+[0]*(m-s)) for s, p in partitions(n, k=9, m=m, size=True))
def A348894(n):
l, c, nmin, k = 9*n, 0, 10**n-1, 10**(n-1)
while l > c:
for p in intpartition(l, n):
for q in multiset_permutations(p):
w = int(''.join(q))
if w >= k:
wr = w % l
if wr > c:
c = wr
nmin = w
if wr == c and nmin > w:
nmin = w
l -= 1
return nmin
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Chai Wah Wu, Nov 02 2021
STATUS
approved