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 A060459 a(n) = (n*(n+1))^3. 4
 0, 8, 216, 1728, 8000, 27000, 74088, 175616, 373248, 729000, 1331000, 2299968, 3796416, 6028568, 9261000, 13824000, 20123648, 28652616, 40001688, 54872000, 74088000, 98611128, 129554216, 168196608, 216000000, 274625000, 345948408 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Harry J. Smith, Table of n, a(n) for n = 0..1000 FORMULA a(n) = A002378(n)^3. - Zerinvary Lajos, Apr 11 2006 G.f.: 8*x*(1 + 20*x + 48*x^2 + 20*x^3 + x^4)/(1-x)^7. - Colin Barker, Jan 29 2012 Sum_{n>=1} 1/a(n) = 10 - Pi^2. - Vaclav Kotesovec, Feb 14 2015 Sum_{n>=1} (-1)^(n+1)/a(n) = 3*zeta(3)/2 + 12*log(2) - 10. - Amiram Eldar, Jul 15 2020 EXAMPLE (0)^3, (1+1)^3, (2+2+2)^3, (3+3+3+3)^3, (4+4+4+4+4)^3, (5+5+5+5+5+5)^3, ... MAPLE seq((n*(n+1))^3, n=0..66); PROG (PARI) { for (n=0, 1000, write("b060459.txt", n, " ", (n*(n + 1))^3); ) } \\ Harry J. Smith, Jul 05 2009 CROSSREFS Cf. A002378. Sequence in context: A239222 A275023 A163289 * A007409 A334582 A195506 Adjacent sequences:  A060456 A060457 A060458 * A060460 A060461 A060462 KEYWORD easy,nonn AUTHOR Jason Earls, Apr 09 2001 STATUS approved

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Last modified September 27 08:39 EDT 2021. Contains 347689 sequences. (Running on oeis4.)