OFFSET
1,2
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..338
FORMULA
a(n) = A066382(n) - 1. - Peter Luschny, Mar 06 2020
MAPLE
seq( add(binomial(n^2, j), j=1..n), n=1..20); # G. C. Greubel, Mar 06 2020
MATHEMATICA
Table[Sum[Binomial[n^2, i], {i, n}], {n, 20}] (* Harvey P. Dale, Nov 03 2013 *)
PROG
(PARI) vector(20, n, sum(j=1, n, binomial(n^2, j))) \\ G. C. Greubel, Mar 06 2020
(Magma) [ &+[Binomial(n^2, j): j in [1..n]]: n in [1..20]]; // G. C. Greubel, Mar 06 2020
(Sage) [sum(binomial(n^2, j) for j in (1..n)) for n in (1..20)] # G. C. Greubel, Mar 06 2020
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Joseph Lavinus Ganley (jwl8k(AT)server.cs.Virginia.EDU)
STATUS
approved