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 A178535 Matrix inverse of A178534. 3
 1, -2, 1, -1, -1, 1, 0, -1, -1, 1, -1, -1, 0, -1, 1, 1, 0, -2, 0, -1, 1, -1, -1, 0, -1, 0, -1, 1, 0, 0, 0, -1, -1, 0, -1, 1, 0, 0, -1, -1, 0, -1, 0, -1, 1, 1, 0, -1, 1, -2, 0, -1, 0, -1, 1, -1, -1, 0, -1, 0, -1, 0, -1, 0, -1, 1, 0, 1, 1, -1, 0, -1, -1, 0, -1, 0, -1, 1, -1, -1, 0, -1, 0, -1, 0 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Except for first term row sums equal a signed version of A023022. LINKS EXAMPLE Table begins: .1 -2..1 -1.-1..1 .0.-1.-1..1 -1.-1..0.-1..1 .1..0.-2..0.-1..1 -1.-1..0.-1..0.-1..1 .0..0..0.-1.-1..0.-1..1 .0..0.-1.-1..0.-1..0.-1..1 .1..0.-1..1.-2..0.-1..0.-1..1 -1.-1..0.-1..0.-1..0.-1..0.-1..1 MAPLE A178535 := proc(n, l)     option remember;     a := 0 ;     if n = l then         a := 1 ;     end if;     for k from l to n-1 do         a := a-A178534(n, k)*procname(k, l) ;     end do:     a/A178534(n, n) ; end proc: seq(seq(A178535(n, k), k=1..n), n=1..12) ; # R. J. Mathar, Oct 28 2010 CROSSREFS Cf. First column is A178536. Sequence in context: A050372 A037802 A037879 * A025449 A047988 A037818 Adjacent sequences:  A178532 A178533 A178534 * A178536 A178537 A178538 KEYWORD sign,tabl,changed AUTHOR Mats Granvik, May 29 2010 STATUS approved

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