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A206283 as a triangular array

1
31
531
9731
1212731
202114731
25312414731
3847402614731
496661432614731
69939270452614731
8712413010673452614731

A206283 as a square array

135912202538496987
137122131476693124
1371424406192130
13714264370106
13714264573
137142645
1371426
13714
137
13
1

A206283 as an upper right triangle

135912202538496987
137122131476693124
1371424406192130
13714264370106
13714264573
137142645
1371426
13714
137
13
1

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Last modified May 9 23:14 EDT 2024. Contains 372354 sequences. (Running on oeis4.)