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A134346 as a triangular array

1
33
7147
15454515
3112418612431
6331563063031563
127762190525401905762127
255178553558925892553551785255
511408814308286163577028616143084088511

A134346 as a square array

137153163127255511
3144512431576217854088
7451866301905535514308
151246302540892528616
313151905892535770
63762535528616
127178514308
2554088
511
137153163127255511
3144512431576217854088
7451866301905535514308
151246302540892528616
313151905892535770
63762535528616
127178514308
2554088
511