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A050310
Matrix 7th power of inverse partition triangle A038498.
0
1, -7, 1, 21, -7, 1, -7, 14, -7, 1, -77, 14, 14, -7, 1, 77, -63, 7, 14, -7, 1, 105, -7, -42, 7, 14, -7, 1, -71, 98, 7, -49, 7, 14, -7, 1, -90, 62, 7, 28, -49, 7, 14, -7, 1, -97, -112, 104, 21, 21, -49, 7, 14, -7, 1, 49, -118, -21, 13, 42, 21, -49, 7, 14, -7, 1, 111, 71
OFFSET
1,2
EXAMPLE
1; -7,1; 21,-7,1; -7,14,-7,1; ...
CROSSREFS
KEYWORD
sign,tabl
AUTHOR
Christian G. Bower, Aug 15 1999
STATUS
approved