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A101898
Column 1 of triangular matrix A101897, in which column k equals column 0 of A101897^(k+1) and where the n-th row sums are zero for n>0.
4
1, -2, 4, -11, 38, -162, 824, -4892, 33286, -255824, 2194586, -20806536, 216204552, -2444914598, 29904683052, -393532222922, 5545746198238, -83346444602936, 1330969333324702, -22510059395993784, 402002978369792696, -7560751879508538494, 149392557246683591768
OFFSET
0,2
COMMENTS
Also equals column 0 of the matrix square of A101897.
CROSSREFS
KEYWORD
sign
AUTHOR
Paul D. Hanna, Dec 20 2004
STATUS
approved