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A208912 as a triangular array

1
22
354
49158
514363716
620701059132
72712023530621364
835189455791819491128
9442807981736238021361109256
1054396130234025796692453732475512
1165540

A208912 as a square array

1234567891011
25914202735445465
4153670120189280396540
8371052354557981302
169130679117363402
3221381923805796
6449121366924
12811095373
2562475
512

A208912 as an upper right triangle

1234567891011
25914202735445465
4153670120189280396540
8371052354557981302
169130679117363402
3221381923805796
6449121366924
12811095373
2562475
512

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Last modified March 28 12:59 EDT 2024. Contains 371254 sequences. (Running on oeis4.)