Kernel: SageMath (stable)
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suku awal=
beda=
total=
('suku ke', 3, '=', 2, 'total=', 2)
('suku ke', 4, '=', 3, 'total=', 5)
('suku ke', 5, '=', 4, 'total=', 9)
('suku ke', 6, '=', 5, 'total=', 14)
('suku ke', 7, '=', 6, 'total=', 20)
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