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A132648
A 7 X 7 magic square made from the first 49 triangular numbers, read by rows.
2
0, 378, 1176, 210, 595, 6, 435, 3, 351, 45, 465, 703, 1128, 105, 946, 171, 561, 820, 190, 21, 91, 741, 528, 36, 325, 120, 15, 1035, 1081, 300, 55, 496, 780, 10, 78, 28, 666, 66, 231, 276, 630, 903, 1, 406, 861, 253, 136, 990, 153
OFFSET
1,2
COMMENTS
Magic square with consecutive triangular numbers from 0 to 1176.
The magic sum is 2800.
EXAMPLE
Here is the magic square:
...0 .378 1176 .210 .595 ...6 .435
...3 .351 ..45 .465 .703 1128 .105
.946 .171 .561 .820 .190 ..21 ..91
.741 .528 ..36 .325 .120 ..15 1035
1081 .300 ..55 .496 .780 ..10 ..78
..28 .666 ..66 .231 .276 .630 .903
...1 .406 .861 .253 .136 .990 .153
CROSSREFS
KEYWORD
fini,full,nonn,tabf
AUTHOR
Parthasarathy Nambi, Nov 15 2007
STATUS
approved