A169889 Numbers that are carryless squares in base 10.

0, 1, 4, 5, 6, 9, 100, 105, 121, 126, 144, 149, 164, 169, 181, 186, 400, 405, 424, 429, 441, 446, 461, 466, 484, 489, 500, 501, 504, 505, 506, 509, 600, 605, 621, 626, 644, 649, 664, 669, 681, 686, 900, 905, 924, 929, 941, 946, 961, 966, 984, 989, 10000, 10005, 10104

Offset: 1

Author

David Applegate, Marc LeBrun and N. J. A. Sloane, Jul 06 2010

Keywords

• nonn
• base

Comments

A059729 sorted and duplicates removed.

Links

• N. J. A. Sloane, Table of n, a(n) for n = 1..5008
• David Applegate, Marc LeBrun and N. J. A. Sloane, Carryless Arithmetic (I): The Mod 10 Version.
• Index entries for sequences related to carryless arithmetic

Crossrefs

Cf. A059729, A169963.

See A087019 (lunar squares) for another version.