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A241034
Start number of first run of exactly n consecutive economical numbers.
1
125, 4374, 1097873, 179210312, 10546514090622
OFFSET
1,1
LINKS
J.-M. De Koninck and F. Luca, On strings of consecutive economical numbers of arbitrary length, Integers: Electronic Journal of Combinatorial Number Theory 5, (2005), #A5.
Richard G.E. Pinch, Economical numbers, arXiv:math/9802046 [math.NT], 1998
Carlos Rivera, Puzzle 53
Eric Weisstein's World of Mathematics, Economical Number
CROSSREFS
Sequence in context: A264139 A030690 A017451 * A265931 A265477 A017583
KEYWORD
nonn,base,hard,more
AUTHOR
EXTENSIONS
a(5) found by Jens Kruse Andersen
STATUS
approved