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A083174
Leading diagonal of A083173.
3
2, 9, 15, 42, 55, 117, 119, 228, 207, 435, 341, 666, 533, 903, 705, 1272, 1003, 1647, 1273, 2130, 1533, 2607, 1909, 3204, 2425, 3939, 2781, 4494, 3161, 5085, 3937, 6288, 4521, 7089, 5215, 8154, 5809, 9291, 6513, 10380, 7339, 11403, 8213, 12738, 8865
OFFSET
1,1
PROG
(PARI) for(i=1, 200, p=prime(i); s=p*((i-1)*(i))/2; k=i; while(denominator((s+k*p)/i)>1, k++); print1(k*p, ", ")) (Herrgesell)
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Apr 26 2003
EXTENSIONS
More terms from Lambert Herrgesell (zero815(AT)googlemail.com), Dec 30 2005
STATUS
approved