OFFSET
1,2
COMMENTS
The array A(row,col) is read by downwards antidiagonals as A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ...
LINKS
EXAMPLE
The top left corner of the array:
1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2
2, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6
12, 20, 22, 20, 22, 20, 22, 20, 22, 20, 22, 20, 22, 20, 22
18, 30, 34, 30, 32, 30, 34, 30, 32, 30, 34, 30, 32, 30, 34
32, 52, 50, 52, 54, 48, 50, 52, 50, 54, 48, 54, 52, 48, 54
40, 62, 64, 62, 72, 64, 62, 64, 66, 62, 64, 62, 66, 64, 62
64, 92, 100, 92, 102, 96, 96, 94, 96, 96, 96, 96, 98, 94, 98
84, 116, 120, 120, 124, 116, 124, 116, 118, 122, 120, 118, 126, 120, 120
108, 156, 152, 156, 162, 148, 162, 152, 150, 160, 152, 154, 156, 156, 158
124, 168, 168, 174, 168, 164, 178, 170, 166, 174, 174, 168, 176, 162, 168
138, 206, 192, 198, 198, 190, 200, 202, 192, 200, 190, 198, 200, 192, 208
170, 232, 236, 238, 230, 244, 230, 240, 226, 242, 238, 234, 230, 246, 222
206, 270, 274, 278, 268, 272, 280, 278, 268, 276, 276, 282, 266, 270, 286
214, 284, 300, 286, 302, 288, 292, 288, 290, 294, 292, 290, 298, 284, 300
274, 366, 356, 390, 358, 372, 354, 374, 378, 360, 360, 376, 366, 372, 366
296, 384, 418, 392, 400, 396, 398, 390, 396, 402, 394, 402, 398, 400, 392
...
PROG
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Antti Karttunen, Apr 19 2015
STATUS
approved