A058426 Squares composed of digits {0,2,5}, not ending with zero.

25, 225, 2025, 55225, 255025, 555025, 2002225, 2205225, 20205025, 25050025, 255520225, 2500500025, 5255525025, 220200255025, 250005000025, 250505255025, 2552022225025, 2555250205225, 20025222252025, 25000050000025, 25005050255025, 25502550500025, 50200555005225

Offset

1,1

Links

Zhao Hui Du, Table of n, a(n) for n = 1..5913

Patrick De Geest, Index to related sequences.

Hisanori Mishima, Sporadic tridigital solutions.

Formula

a(n) = A058425(n)^2. - Elmo R. Oliveira, Jul 16 2025

Crossrefs

Cf. A058425.

Sequence in context: A065779 A095241 A067472 * A189275 A048384 A191486

Adjacent sequences: A058423 A058424 A058425 * A058427 A058428 A058429

Keyword

nonn,base

Author

Patrick De Geest, Nov 15 2000

Status

approved