cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A115385 Numbers that are the product of the squares of their nonzero digits.

Original entry on oeis.org

1, 914457600, 3657830400, 2662333328088524390400
Offset: 1

Views

Author

Giovanni Resta, Jan 21 2006

Keywords

Comments

a(5) <= 471982452444268043164418193461982580062141693296640000. - Jon E. Schoenfield, Feb 07 2022

Examples

			914457600 = 9^2 * 1^2 * 4^2 * 4^2 * 5^2 * 7^2 * 6^2.
		

Crossrefs

Cf. A061863.