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A058421
Numbers k such that k^2 contains only digits {0,1,8}, not ending with zero.
2
1, 9, 109, 901, 1009, 9001, 10009, 10401, 90001, 100009, 100901, 900001, 1000009, 1004001, 8954391, 9000001, 10000009, 10009001, 34351141, 90000001, 100000009, 100040001, 900000001, 1000000009, 1000090001, 3163554991, 9000000001, 10000000009, 10000400001
OFFSET
1,2
LINKS
CROSSREFS
Cf. A058422.
Sequence in context: A001691 A157906 A166846 * A267795 A128876 A199030
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Nov 15 2000
EXTENSIONS
Terms a(28) and above from Zhao Hui Du, Mar 07 2024
STATUS
approved