OFFSET
1,50
COMMENTS
A(n, k)/A359888(n, k) can be interpreted as (1/n) AND (1/k) (assuming that inverses of powers of 2 have terminating binary expansions).
LINKS
Rémy Sigrist, PARI program
FORMULA
EXAMPLE
Square array A(n, k) begins:
n\k | 1 2 3 4 5 6 7 8 9 10 11 12
----+------------------------------------------------------
1 | 1 0 0 0 0 0 0 0 0 0 0 0
2 | 0 1 0 0 0 0 0 0 0 0 0 0
3 | 0 0 1 1 1 0 1 0 5 1 85 1
4 | 0 0 1 1 0 0 0 0 0 0 0 0
5 | 0 0 1 0 1 2 57 1 37 1 837 1
6 | 0 0 0 0 2 1 8 1 2 1 8 0
7 | 0 0 1 0 57 8 1 1 1 1 1195 1
8 | 0 0 0 0 1 1 1 1 0 0 0 0
9 | 0 0 5 0 37 2 1 0 1 11 256687 5
10 | 0 0 1 0 1 1 1 0 11 1 749 1
11 | 0 0 85 0 837 8 1195 0 256687 749 1 85
12 | 0 0 1 0 1 0 1 0 5 1 85 1
PROG
(PARI) See Links section.
CROSSREFS
KEYWORD
nonn,base,frac,tabf
AUTHOR
Rémy Sigrist, Jan 17 2023
STATUS
approved