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 A098741 a(n) = (p^2*(p+1)*(p+2))/6 where p is n-th prime. 0
 8, 30, 175, 588, 3146, 5915, 16473, 25270, 52900, 130355, 169136, 338143, 505981, 610170, 865928, 1390455, 2123410, 2422371, 3510398, 4415916, 4929325, 6740280, 8197910, 10812165, 15214353, 17861951, 19308380, 22462938, 24177835, 27900265 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 REFERENCES Related to "A pyramid of rectangles", Carmelo DiStefano, Journal of Recreational Mathematics, vol. 30, p. 69 Solution to a problem posted by Carmelo DiStefano (see above): Kee-Wai Lau, Journal of Recreational Mathematics, vol. 31, pp. 79-80 (2002-2003) LINKS EXAMPLE (2^2 * (2+1) * (2+2))/6 = 8 (3^2 * (3+1) * (3+2))/6 = 30 MATHEMATICA Table[(p^2 (p+1)(p+2))/6, {p, Prime[Range[40]]}] (* Harvey P. Dale, Nov 11 2017 *) CROSSREFS Sequence in context: A229374 A215471 A221145 * A027146 A302409 A226968 Adjacent sequences:  A098738 A098739 A098740 * A098742 A098743 A098744 KEYWORD nonn AUTHOR Parthasarathy Nambi, Sep 30 2004 EXTENSIONS More terms from Sam Alexander, Jan 06 2005 STATUS approved

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Last modified August 10 16:24 EDT 2022. Contains 356039 sequences. (Running on oeis4.)