References to A077478

Rectangular array read R by antidiagonals: R(i,j) = number of integers k that divide both i and j (i >= 1, j >= 1).
1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 3, 1, 2, 1, 1, 1, 2, 1, 1, 2


2 seqfan posts

Wed Apr 8 20:37:12 CEST 2009    [seqfan] Re: Wrong Formula?
Wed Apr 8 20:21:21 CEST 2009    [seqfan] Wrong Formula?

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
Links to OEIS content are included according to The OEIS End-User License Agreement .