30 lines
546 B
C
30 lines
546 B
C
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/* Séquence de Caterer */
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#include <stdlib.h>
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#include <stdio.h>
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#include <math.h>
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int main(int argc, char *argv[]) {
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int n, C, i;
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printf("Saisissez n : ");
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scanf("%d", &n);
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// Réccurence
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C = 1;
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printf("Par réccurence :\n");
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printf("C_0 = 1\n");
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for (i = 1; i <= n; i++) {
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C = i + C;
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printf("C_%d = %d\n", i, C);
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}
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// Formule
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printf("Par formule :\n");
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for (i = 0; i <= n; i++) {
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C = (pow(i, 2) + i + 2)/2;
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printf("C_%d = %d\n", i, C);
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}
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return 0;
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}
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