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A016938
a(n) = (6*n + 2)^6.
7
64, 262144, 7529536, 64000000, 308915776, 1073741824, 3010936384, 7256313856, 15625000000, 30840979456, 56800235584, 98867482624, 164206490176, 262144000000, 404567235136, 606355001344, 885842380864, 1265319018496, 1771561000000, 2436396322816, 3297303959104
OFFSET
0,1
FORMULA
From Amiram Eldar, Mar 29 2022: (Start)
a(n) = A016933(n)^6 = A016934(n)^3 = A016935(n)^2.
a(n) = 64*A016782(n).
Sum_{n>=0} 1/a(n) = PolyGamma(5, 1/3)/5598720. (End)
MATHEMATICA
(6Range[0, 20]+2)^6 (* Harvey P. Dale, Apr 01 2011 *)
PROG
(Magma) [(6*n+2)^6: n in [0..30]]; // Vincenzo Librandi, May 04 2011
CROSSREFS
KEYWORD
nonn,easy
STATUS
approved