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A249822
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Square array of permutations: A(row,col) = A078898(A246278(row,col)), read by antidiagonals A(1,1), A(1,2), A(2,1), A(1,3), A(2,2), A(3,1), ...
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16
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1, 2, 1, 3, 2, 1, 4, 3, 2, 1, 5, 5, 3, 2, 1, 6, 4, 9, 3, 2, 1, 7, 8, 4, 14, 3, 2, 1, 8, 6, 12, 4, 28, 3, 2, 1, 9, 14, 5, 21, 4, 36, 3, 2, 1, 10, 13, 42, 5, 33, 4, 57, 3, 2, 1, 11, 11, 17, 92, 5, 45, 4, 67, 3, 2, 1, 12, 7, 19, 33, 305, 5, 63, 4, 93, 3, 2, 1, 13, 23, 6, 25, 39, 455, 5, 80, 4, 139, 3, 2, 1, 14, 9, 59, 6, 43, 61, 944, 5, 116, 4, 154, 3, 2, 1, 15, 17, 7, 144, 6, 52, 70, 1238, 5, 148, 4, 210, 3, 2, 1
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OFFSET
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1,2
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LINKS
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EXAMPLE
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The top left corner of the array:
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, ...
1, 2, 3, 5, 4, 8, 6, 14, 13, 11, 7, 23, 9, 17, 18, ...
1, 2, 3, 9, 4, 12, 5, 42, 17, 19, 6, 59, 7, 22, 26, ...
1, 2, 3, 14, 4, 21, 5, 92, 33, 25, 6, 144, 7, 32, 39, ...
1, 2, 3, 28, 4, 33, 5, 305, 39, 43, 6, 360, 7, 48, 50, ...
1, 2, 3, 36, 4, 45, 5, 455, 61, 52, 6, 597, 7, 63, 68, ...
1, 2, 3, 57, 4, 63, 5, 944, 70, 76, 6, 1053, 7, 95, 84, ...
1, 2, 3, 67, 4, 80, 5, 1238, 96, 99, 6, 1502, 7, 106, 121, ...
...
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PROG
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(Scheme)
(define (A249822bi row col) (A078898 (A246278bi row col))) ;; Code for A246278bi given in A246278.
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CROSSREFS
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Inverse permutations can be found from table A249821.
Row k+1 is a right-to-left composition of the first k rows of A251722.
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KEYWORD
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AUTHOR
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STATUS
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approved
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