OFFSET
1,3
EXAMPLE
Triangle begins:
1
1 2
1 2 2
1 4 2 2
1 4 2 2 2
1 6 3 2 2 2
1 6 3 2 2 2 2
1 10 3 3 2 2 2 2
1 10 5 3 2 2 2 2 2
1 14 5 3 3 2 2 2 2 2
1 14 5 3 3 2 2 2 2 2 2
1 20 7 4 3 3 2 2 2 2 2 2
1 20 7 4 3 3 2 2 2 2 2 2 2
Row n = 6 counts the following partitions:
(111111) (42) (33) (411) (51) (6)
(222) (3111) (111111) (111111) (111111)
(411) (111111)
(2211)
(21111)
(111111)
MATHEMATICA
Table[If[k==1, 1, Length[Select[IntegerPartitions[n], And@@(IntegerQ[Log[k, #]]&/@#)&]]], {n, 10}, {k, n}]
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gus Wiseman, Jun 07 2019
STATUS
approved