login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A119355 as a triangular array

1
21
351
4781
5916111
6112030141
713244449171
81528528873201
9173260103159102231

A119355 as a square array

123456789
157911131517
181620242832
11130445260
1144988103
11773159
120102
123
1
123456789
157911131517
181620242832
11130445260
1144988103
11773159
120102
123
1