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A099023
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Diagonal of Euler-Seidel matrix with start sequence e.g.f. 1-tanh(x).
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1
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1, -1, 4, -46, 1024, -36976, 1965664, -144361456, 13997185024, -1731678144256, 266182076161024, -49763143319190016, 11118629668610842624, -2925890822304510631936, 895658946905031792553984
(list; graph; refs; listen; history; internal format)
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