A320747 - OEIS

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A320747 as a triangular array

1

1 1

1 2 1

1 2 2 1

1 2 3 4 1

1 2 3 6 4 1

1 2 3 7 9 8 1

1 2 3 7 11 26 10 1

1 2 3 7 12 39 53 20 1

1 2 3 7 12 42 103 146 30 1

1 2 3 7 12 43 123 367 369 56 1

1 2 3 7 12 43 126 503 1235 1002 94 1

1 2 3 7 12 43 127 539 2008 4439 2685 180 1

1 2 3 7 12 43 127 543 2304 8720 15935 7434 316 1

1 2 3 7 12 43 127 544 2356 11023 38365 58509 20441 596 1

A320747 as a square array

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

1 2 2 2 2 2 2 2 2 2 2 2 2 2

1 2 3 3 3 3 3 3 3 3 3 3 3

1 4 6 7 7 7 7 7 7 7 7 7

1 4 9 11 12 12 12 12 12 12 12

1 8 26 39 42 43 43 43 43 43

1 10 53 103 123 126 127 127 127

1 20 146 367 503 539 543 544

1 30 369 1235 2008 2304 2356

1 56 1002 4439 8720 11023

1 94 2685 15935 38365

1 180 7434 58509

1 316 20441

1 596

1

A320747 as an upper right triangle