A276161 Numbers that are the product of 4 consecutive positive numbers and the product of 2 nontrivial oblong numbers.

840, 5040, 11880, 175560, 570024, 5997600, 34234200, 70073640, 569729160, 1262451960, 6643717080, 6927399360, 59312218680, 657557188200, 1288881113520, 7994422608480, 9803968814640, 73148660184600, 130903460103024, 250036769127600, 1081389616791120

Offset

1,1

Links

Jon E. Schoenfield, Table of n, a(n) for n = 1..34

Example

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

Crossrefs

Cf. A002378, A052762.

Sequence in context: A260473 A335141 A177021 * A135038 A215230 A171260

Adjacent sequences: A276158 A276159 A276160 * A276162 A276163 A276164

Keyword

nonn

Author

Gionata Neri and Cristina Gregorini, Aug 22 2016

Extensions

a(15)-a(21) from Jon E. Schoenfield, Nov 12 2016

Status

approved