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A103290 n*(n-1)*(n^2-n+4)/6. 0
0, 0, 2, 10, 32, 80, 170, 322, 560, 912, 1410, 2090, 2992, 4160, 5642, 7490, 9760, 12512, 15810, 19722, 24320, 29680, 35882, 43010, 51152, 60400, 70850, 82602, 95760, 110432, 126730, 144770, 164672, 186560, 210562, 236810, 265440, 296592, 330410, 367042 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
Arises in studying the Goldbach conjecture.
REFERENCES
P. A. MacMahon, Properties of prime numbers deduced from the calculus of symmetric functions, Proc. London Math. Soc., 23 (1923), 290-316. [Coll. Papers, Vol. II, pp. 354-382] [See p. 301]
LINKS
P. A. MacMahon, Properties of prime numbers deduced from the calculus of symmetric functions, Proc. London Math. Soc., 23 (1923), 290-316. = Coll. Papers, II, pp. 354-380.
FORMULA
G.f.:-2*x^2*(x^2+1)/(x-1)^5 [From Maksym Voznyy (voznyy(AT)mail.ru), Aug 11 2009]
CROSSREFS
Sequence in context: A263782 A011921 A212714 * A131068 A324172 A367704
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Dec 03 2006
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)