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A039817 as a triangular array

1
-51
40-151
-440235-301
6170-4200775-501
-10531586020-204751925-751
2120610-2001055577570-705254025-1051
-4924247052305780-176096202623145-1953007490-1401
1296133195-1520815230581516560-1015950609264045-46494012810-1801

A039817 as a square array

1-540-4406170-1053152120610-492424701296133195
1-15235-420086020-200105552305780-1520815230
1-30775-20475577570-17609620581516560
1-501925-705252623145-101595060
1-754025-1953009264045
1-1057490-464940
1-14012810
1-180
1
1-540-4406170-1053152120610-492424701296133195
1-15235-420086020-200105552305780-1520815230
1-30775-20475577570-17609620581516560
1-501925-705252623145-101595060
1-754025-1953009264045
1-1057490-464940
1-14012810
1-180
1