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A004360
Binomial coefficient C(6n,n-5).
1
1, 36, 861, 17296, 316251, 5461512, 90858768, 1473109704, 23446881315, 368136785016, 5720645481903, 88188515933856, 1350990969850340, 20592957740312160, 312629484400483356, 4730523156632595024
OFFSET
5,2
REFERENCES
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 828.
LINKS
M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
FORMULA
a(n+1) = a(n)*72*(6*n+1)*(3*n+1)*(2*n+1)*(3*n+2)*(6*n+5)*(n+1)/(5*(5*n+6)*(5*n+7)*(5*n+8)*(5*n+9)*(n+2)*(n-4)). - Robert Israel, Feb 04 2018
MAPLE
seq(binomial(6*n, n-5), n=5..20); # Robert Israel, Feb 04 2018
CROSSREFS
Sequence in context: A028108 A001457 A203271 * A238931 A081142 A061694
KEYWORD
nonn,easy
STATUS
approved