2023-07-01 11:58:00 -04:00
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from itertools import islice, cycle
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2025-02-27 18:35:13 -05:00
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def fiblike(init_values=(0, 1)):
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tail = list(init_values)
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yield from tail
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for i in cycle(range(len(tail))):
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2023-07-01 11:58:00 -04:00
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tail[i] = x = sum(tail)
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yield x
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2025-02-27 18:35:13 -05:00
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print([*islice(fiblike(), 10)])
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2023-07-01 11:58:00 -04:00
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lucas = fiblike([2, 1])
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2025-02-27 18:35:13 -05:00
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print([*islice(lucas, 10)])
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suffixes = dict(enumerate('fibo tribo tetra penta hexa hepta octo nona deca'.split(), start=2))
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2023-07-01 11:58:00 -04:00
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2025-02-27 18:35:13 -05:00
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for name, n in suffixes.items():
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fib = fiblike([1] + [2 ** i for i in range(n-1)])
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2023-07-01 11:58:00 -04:00
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items = list(islice(fib, 15))
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2025-02-27 18:35:13 -05:00
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print(f'n={n:>2}, {name:>5}nacci -> {items} ...')
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