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A278006 as a triangular array

0
00
090
052520
03648663640
02523165831658325230
017424316432912870316432174240
01204626031565499962674999626760315651204620
0832701114975158273257907278302172702732579072114975158

A278006 as a square array

000000000
0952364252317424120462832701
052866165833164326031565114975158
036416583912870499962672732579072
02523316432499962677830217270
01742460315652732579072
0120462114975158
0
000000000
0952364252317424120462832701
052866165833164326031565114975158
036416583912870499962672732579072
02523316432499962677830217270
01742460315652732579072
0120462114975158
0