|
|
A196894
|
|
Number of partitions of 7^n into powers of n.
|
|
2
|
|
|
1, 1, 692, 18687, 1957192, 619319180, 527457882126, 1226373476385199, 6897556038713219072, 101539033269801820825743, 3421092256089716422594644400, 290708740669462708301488632766350, 55192415971099812757135585564036238784
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,3
|
|
LINKS
|
|
|
FORMULA
|
a(n) = [x^(7^n)] 1/Product_{j>=0}(1-x^(n^j)) for n>1.
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|