A058441 Numbers k such that k^2 contains only digits {0,4,8}, not ending with zero.

2, 22, 202, 298, 2002, 2022, 2202, 20002, 20022, 22002, 28998, 200002, 200022, 200202, 202002, 220002, 632522, 2000002, 2000022, 2000202, 2020002, 2020022, 2200002, 2200202, 20000002, 20000022, 20000202, 20002002, 20002022, 20002202

Offset

1,1

Links

Zhao Hui Du, Table of n, a(n) for n = 1..4000

Patrick De Geest, Index to related sequences

Hisanori Mishima, Sporadic tridigital solutions

Zhao Hui Du, All data no more than 30 digits

Crossrefs

Cf. A058442.

Sequence in context: A346796 A279801 A043037 * A255043 A359856 A366919

Adjacent sequences: A058438 A058439 A058440 * A058442 A058443 A058444

Keyword

nonn,base

Author

Patrick De Geest, Nov 15 2000

Status

approved