OFFSET
4,4
COMMENTS
LINKS
G. C. Greubel, Rows n = 4..100 of triangle, flattened
EXAMPLE
Triangle begins as:
1;
1;
1, 5;
1, 6;
1, 7, 15;
1, 8, 21;
1, 9, 28, 35;
1, 10, 36, 56;
1, 11, 45, 84, 70;
1, 12, 55, 120, 126;
1, 13, 66, 165, 210, 126;
MAPLE
seq(seq( binomial(n-k+1, k-1), k=1..floor((n-2)/2)), n=4..20); # G. C. Greubel, Nov 27 2019
MATHEMATICA
Table[Binomial[n-k+1, k-1], {n, 4, 20}, {k, Floor[(n-2)/2]}]//Flatten
PROG
(PARI) T(n, k) = binomial(n-k+1, k-1);
for(n=4, 20, for(k=1, (n-2)\2, print1(T(n, k), ", "))) \\ G. C. Greubel, Nov 27 2019
(Magma) [Binomial(n-k+1, k-1): k in [1..Floor((n-2)/2)], n in [4..20]]; // G. C. Greubel, Nov 27 2019
(Sage) [[binomial(n-k+1, k-1) for k in (1..floor((n-2)/2))] for n in (4..20)] # G. C. Greubel, Nov 27 2019
(GAP) Flat(List([4..20], n-> List([1..Int((n-2)/2)], k-> Binomial(n-k+1, k-1) ))); # G. C. Greubel, Nov 27 2019
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Roger L. Bagula, Dec 07 2010
EXTENSIONS
Edited by N. J. A. Sloane, Dec 09 2010
More terms added by G. C. Greubel, Nov 27 2019
STATUS
approved