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Search: id:A069704
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| A069704 |
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Let M_2n be the 2n X 2n matrix M_(i,j)=C(2i,j)-C(2j,i) where C(k,l) denotes the binomial coefficients; then a(n)=det(M_2n). |
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| 9, 2401, 7139584, 7429060864, 8768304271322176, 55287838983612748529926144, 28712457542131501655125523112656896, 597353290725130889841630014909751870078582784
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