begin comment ALGOL Praktikum, Dr. Karl Nickel, 1964, page 215 (Aufgabe 40) ``Teilsummen-Formel nach Euler. Loesung von Doz. Dr. R. Wagener. Elegantissimum'' ; integer N, H, U, K ; integer array S[0:200] ; for N := 1 step 1 until 200 do begin S[0] := N ; S[N] := 0 ; H := U := -1 ; for K := N-1 step H until 0 do begin S[N] := S[K] + S[N]*U ; H := ((3+U)*H - 2) / (3-U) ; U := -U end ; S[N] := ABS( S[N] ) ; VPRINT (N, S[N]) end end