class Fibonacci { public static int[] lucas(int n, int numRequested) { if (n < 2) throw new IllegalArgumentException("Fibonacci value must be at least 2"); return fibonacci((n == 2) ? new int[] { 2, 1 } : lucas(n - 1, n), numRequested); } public static int[] fibonacci(int n, int numRequested) { if (n < 2) throw new IllegalArgumentException("Fibonacci value must be at least 2"); return fibonacci((n == 2) ? new int[] { 1, 1 } : fibonacci(n - 1, n), numRequested); } public static int[] fibonacci(int[] startingValues, int numRequested) { int[] output = new int[numRequested]; int n = startingValues.length; System.arraycopy(startingValues, 0, output, 0, n); for (int i = n; i < numRequested; i++) for (int j = 1; j <= n; j++) output[i] += output[i - j]; return output; } public static void main(String[] args) { for (int n = 2; n <= 10; n++) { System.out.print("nacci(" + n + "):"); for (int value : fibonacci(n, 15)) System.out.print(" " + value); System.out.println(); } for (int n = 2; n <= 10; n++) { System.out.print("lucas(" + n + "):"); for (int value : lucas(n, 15)) System.out.print(" " + value); System.out.println(); } } }