OFFSET
1,2
COMMENTS
See A277320.
LINKS
EXAMPLE
The top left corner of the array:
1, 2, 7, 4, 13, 14, 11, 8, 25, 26, 31, 28
2, 4, 14, 8, 26, 28, 22, 16, 50, 52, 62, 56
3, 6, 9, 12, 23, 18, 29, 24, 43, 46, 33, 36
4, 8, 28, 16, 52, 56, 44, 32, 100, 104, 124, 112
5, 10, 27, 20, 57, 54, 39, 40, 125, 114, 99, 108
6, 12, 18, 24, 46, 36, 58, 48, 86, 92, 66, 72
7, 14, 21, 28, 35, 42, 49, 56, 79, 70, 93, 84
8, 16, 56, 32, 104, 112, 88, 64, 200, 208, 248, 224
9, 18, 63, 36, 101, 126, 83, 72, 209, 202, 231, 252
10, 20, 54, 40, 114, 108, 78, 80, 250, 228, 198, 216
11, 22, 49, 44, 127, 98, 69, 88, 227, 254, 217, 196
12, 24, 36, 48, 92, 72, 116, 96, 172, 184, 132, 144
PROG
CROSSREFS
KEYWORD
AUTHOR
Antti Karttunen, Nov 01 2016
STATUS
approved