Square array, read by antidiagonals, where T(n,k)=n^^k for n>=0, k>=1. 0, 1, 1, 2, 1, 1, 3, 4, 1, 1, 4, 27, 16, 1, 1, 5, 256, 19683, 256, 1, 1, 6, 3125
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