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A119114
Numbers k such that the k-th triangular number contains only digits {1,3,5}.
2
1, 2, 5, 10, 17, 26, 101, 257, 266, 2657, 2666, 8382, 10114, 10130, 26657, 26666, 55733, 101342, 103453, 176257, 266657, 266666, 553778, 557342, 794142, 843010, 1645085, 2666657, 2666666, 3209770, 4723421, 26666657, 26666666, 84042269
OFFSET
1,2
CROSSREFS
Cf. A000217, A119113. See A119034 for a table of cross-references.
Sequence in context: A069987 A248742 A246884 * A062493 A056871 A246883
KEYWORD
nonn,base
AUTHOR
Giovanni Resta, May 10 2006
STATUS
approved