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A126451
Column 0 of triangle A126450; a(n) = C( C(n+2,3) + 1, n).
7
1, 2, 10, 165, 5985, 376992, 36288252, 4935847320, 899749479915, 211531737340440, 62292206224983306, 22453501436688294427, 9723205992282927449305, 4980663327690172963041600, 2978877731799385928100461400, 2057145404864429538334152506640
OFFSET
0,2
LINKS
MATHEMATICA
Table[Binomial[Binomial[n+2, 3]+1, n], {n, 0, 20}] (* Harvey P. Dale, Mar 08 2014 *)
PROG
(PARI) a(n)=binomial(n*(n+1)*(n+2)/3!+1, n)
(Magma) [Binomial(Binomial(n+2, 3)+1, n): n in [0..20]]; // Vincenzo Librandi, Mar 10 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Dec 27 2006
EXTENSIONS
More terms from Harvey P. Dale, Mar 08 2014
STATUS
approved