OFFSET
0,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..230
FORMULA
a(n) = Prod_{k=1..n} (1+n*k). - Yalcin Aktar, Jul 14 2009
a(n) = n^n * Pochhammer(n, 1 + 1/n). - G. C. Greubel, Mar 04 2020
a(n) = A092985(n)*(n^2+1). - R. J. Mathar, Mar 30 2023
MAPLE
seq( mul(j*n+1, j=1..n), n=0..15); # G. C. Greubel, Mar 04 2020
MATHEMATICA
Table[Product[j*n+1, {j, n}], {n, 0, 15}] (* G. C. Greubel, Mar 04 2020 *)
PROG
(Maxima) A076111(n):=prod(1+n*k, k, 1, n)$
makelist(A076111(n), n, 0, 30); /* Martin Ettl, Nov 07 2012 */
(PARI) vector(16, n, my(m=n-1); prod(j=1, m, j*m+1)) \\ G. C. Greubel, Mar 04 2020
(Magma) [1] cat [&*[j*n+1: j in [1..n]]: n in [1..15]]; // G. C. Greubel, Mar 04 2020
(Sage) [product(j*n+1 for j in (1..n)) for n in (0..15)] # G. C. Greubel, Mar 04 2020
(GAP) List([0..15], n-> Product([1..n], j-> j*n+1) ); # G. C. Greubel, Mar 04 2020
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Amarnath Murthy, Oct 09 2002
EXTENSIONS
More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 20 2003
STATUS
approved