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A119169
Numbers k such that the k-th triangular number contains only digits {2,5,8}.
2
7, 10, 32, 714, 1025, 1287, 6712, 10849, 13285, 23885, 711129, 22595807, 22619825, 40641912, 715385610, 33343322745, 332431301950, 23785828913825, 32503094884196145
OFFSET
1,1
CROSSREFS
Cf. A000217, A119168. See A119034 for a table of cross-references.
Sequence in context: A317797 A284418 A244165 * A095756 A241251 A126076
KEYWORD
nonn,base,more
AUTHOR
Giovanni Resta, May 10 2006
EXTENSIONS
a(19) from Tyler Busby, Mar 31 2023
STATUS
approved