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A206295 (1/6)*A007188(n). 2
1, 15, 7875, 11142140625, 467812950752090302734375, 202822649430450649753225796950422853099588897705078125 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

For n>1, a(n) is divisible by the product of the first n odd primes.

LINKS

Table of n, a(n) for n=1..6.

MATHEMATICA

c[n_] := CoefficientList[(1 + x)^n, x]

f[n_] := Product[Prime[k]^c[n][[k]],

{k, 1, Length[c[n]]}]

t=Table[f[n], {n, 1, 7}] (* A007188 *)

t/6                      (* A206295 *)

CROSSREFS

Cf. A007188.

Sequence in context: A208095 A271402 A205304 * A074488 A059950 A198979

Adjacent sequences:  A206292 A206293 A206294 * A206296 A206297 A206298

KEYWORD

nonn

AUTHOR

Clark Kimberling, Feb 05 2012

STATUS

approved

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Last modified August 24 02:32 EDT 2019. Contains 326260 sequences. (Running on oeis4.)