login
Numbers that are the product of 4 consecutive positive numbers and the product of 2 nontrivial oblong numbers.
1

%I #12 Aug 06 2017 22:05:26

%S 840,5040,11880,175560,570024,5997600,34234200,70073640,569729160,

%T 1262451960,6643717080,6927399360,59312218680,657557188200,

%U 1288881113520,7994422608480,9803968814640,73148660184600,130903460103024,250036769127600,1081389616791120

%N Numbers that are the product of 4 consecutive positive numbers and the product of 2 nontrivial oblong numbers.

%H Jon E. Schoenfield, <a href="/A276161/b276161.txt">Table of n, a(n) for n = 1..34</a>

%e 175560 = 19*20*21*22 = 5*6*76*77 = 30*5852.

%Y Cf. A002378, A052762.

%K nonn

%O 1,1

%A _Gionata Neri_ and Cristina Gregorini, Aug 22 2016

%E a(15)-a(21) from _Jon E. Schoenfield_, Nov 12 2016