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A058423 Numbers k such that k^2 contains only digits {0,2,4}, not ending with zero. 2
2, 1498, 6498, 20602, 148998, 2006002, 6343832, 47351898, 200060002, 201002498, 20000600002, 46929738998, 2000006000002, 200000060000002, 1562062816343832, 20000000600000002, 2000000006000000002, 200000000060000000002, 20000000000600000000002 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Cf. A058424.
Sequence in context: A339543 A023291 A319329 * A233906 A329775 A226699
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Nov 15 2000
EXTENSIONS
a(16) and above from Zhao Hui Du, Mar 08 2024
STATUS
approved

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Last modified July 23 23:47 EDT 2024. Contains 374575 sequences. (Running on oeis4.)