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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

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

Cf. A083173, A083175, A083176.

Sequence in context: A108463 A056724 A295732 * A067547 A166374 A083783

Adjacent sequences:  A083171 A083172 A083173 * A083175 A083176 A083177

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Apr 26 2003

EXTENSIONS

More terms from Lambert Herrgesell (zero815(AT)googlemail.com), Dec 30 2005

STATUS

approved

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Last modified June 21 06:24 EDT 2021. Contains 345358 sequences. (Running on oeis4.)