A360662 Numbers having more than one representation as the product of at least two consecutive odd integers > 1.

135135, 2110886623587616875, 118810132577324221759073444371080321140625, 262182986027006205192949807157375529898104505103011391412633845449072265625

Offset

1,1

Comments

The next term is too large to include.

Links

Table of n, a(n) for n=1..4.

Example

135135 = 3 * 5 * 7 * 9 * 11 * 13 = 7 * 9 * 11 * 13 * 15.
2110886623587616875 = 5 * 7 * 9 * ... * 33 = 9 * 11 * 13 * ... * 35.
118810132577324221759073444371080321140625 = 7 * 9 * 11 * ... * 61 = 11 * 13 * 15 * ... * 63.

Crossrefs

Cf. A001147, A064224, A100934, A257836, A343459.

Sequence in context: A290036 A289955 A263891 * A235209 A183734 A198166

Adjacent sequences: A360659 A360660 A360661 * A360663 A360664 A360665

Keyword

nonn

Author

Ilya Gutkovskiy, Feb 15 2023

Extensions

a(4) from Alois P. Heinz, Feb 28 2023

Status

approved