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A210228 as a triangular array

1
14
1610
162422
16288046
162812023694
1628128464640190
162812856816241636382
1628128584237652244008766
1628128584263292401569695161534
1628128584

A210228 as a square array

11111111111
4666666666
102428282828282828
2280120128128128128128
46236464568584584584
94640162423762632
190163652249240
382400815696
7669516
1534
11111111111
4666666666
102428282828282828
2280120128128128128128
46236464568584584584
94640162423762632
190163652249240
382400815696
7669516
1534

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Last modified September 21 20:27 EDT 2024. Contains 376089 sequences. (Running on oeis4.)