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A095985
Numbers k such that k * (largest digit of k) is a triangular number.
0
0, 1, 6, 10, 19, 34, 39, 46, 63, 124, 159, 165, 175, 245, 255, 266, 292, 301, 330, 336, 354, 369, 426, 539, 555, 582, 889, 1036, 1140, 1273, 1287, 1292, 1309, 1449, 1452, 1463, 1550, 1645, 1705, 1790, 1974, 1995, 2175, 2189, 2235, 2301, 2366, 2369, 2392
OFFSET
1,3
EXAMPLE
34 is a term because 34*4=136, a triangular number.
CROSSREFS
Cf. A054055.
Sequence in context: A138828 A109312 A257858 * A270306 A327410 A145351
KEYWORD
base,easy,nonn
AUTHOR
Jason Earls, Jul 17 2004
STATUS
approved