OFFSET
0,2
EXAMPLE
1 2 3 4 5 6 7 8 9 10 11 ...
2 3 4 5 6 7 8 9 10 11 12 ...
3 4 6 7 9 10 12 13 15 16 18 ...
4 5 7 10 11 13 16 17 19 22 23 ...
5 6 9 11 15 16 19 21 25 26 29 ...
6 7 10 13 16 21 22 25 28 31 36 ...
7 8 12 16 19 22 28 29 33 37 40 ...
8 9 13 17 21 25 29 36 37 41 45 ...
9 10 15 19 25 28 33 37 45 46 51 ...
10 11 16 22 26 31 37 41 46 55 56 ...
11 12 18 23 29 36 40 45 51 56 66 ...
MAPLE
A049727 := proc(n, k)
if n = 0 then
1+k;
else
add(1+floor(k*x/n), x=0..n) ;
end if;
end proc:
seq(seq(A049727(d-k, k), k=0..d), d=0..12) ; # R. J. Mathar, Oct 26 2015
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved