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A035002 as a triangular array

1
11
222
4554
81214128
162837372816
326494106946432
6414423228928923214464
128320560760838760560320128
256704132819442329232919441328704256
5121536310448646266

A035002 as a square array

11248163264128256512
1251228641443207041536
2514379423256013283104
4123710628976019444864
8289428983823296266
16642327602329
321445601944
643201328
128704
256
11248163264128256512
1251228641443207041536
2514379423256013283104
4123710628976019444864
8289428983823296266
16642327602329
321445601944
643201328
128704
256