OFFSET
1,3
COMMENTS
The array A(row,col) is read by its downwards antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ...
LINKS
FORMULA
EXAMPLE
The top left corner of the array:
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3
10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10, 5, 10
21, 14, 7, 14, 7, 14, 21, 7, 21, 14, 7, 14, 7, 14, 21
55, 11, 22, 11, 22, 33, 11, 33, 22, 11, 22, 33, 33, 11, 33
78, 26, 13, 26, 39, 13, 39, 26, 13, 26, 39, 39, 13, 39, 26
136, 17, 34, 51, 17, 51, 34, 17, 34, 51, 51, 17, 51, 34, 17
171, 38, 57, 19, 57, 38, 19, 38, 57, 57, 19, 57, 38, 19, 57
253, 69, 23, 69, 46, 23, 46, 69, 69, 23, 69, 46, 23, 69, 46
406, 29, 87, 58, 29, 58, 87, 87, 29, 87, 58, 29, 87, 58, 87
465, 93, 62, 31, 62, 93, 93, 31, 93, 62, 31, 93, 62, 93, 124
666, 74, 37, 74, 111, 111, 37, 111, 74, 37, 111, 74, 111, 148, 74
820, 41, 82, 123, 123, 41, 123, 82, 41, 123, 82, 123, 164, 82, 41
903, 86, 129, 129, 43, 129, 86, 43, 129, 86, 129, 172, 86, 43, 86
1081, 141, 141, 47, 141, 94, 47, 141, 94, 141, 188, 94, 47, 94, 47
1378, 159, 53, 159, 106, 53, 159, 106, 159, 212, 106, 53, 106, 53, 106
...
PROG
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Antti Karttunen, Apr 29 2015
STATUS
approved