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A048371
a(n)^3 is smallest cube containing exactly n 6's.
10
4, 55, 36, 716, 1188, 4055, 13832, 18821, 190806, 1542023, 3971816, 13881356, 55009989, 154057624, 551727536, 1881662989, 4014051821, 15448244536, 185043243523, 405480132286, 550651031786, 4425284190954, 4881712198556
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Cubic Number
MATHEMATICA
a[n_] := Module[{i = 0}, While[DigitCount[i^3][[6]] != n, i++ ]; i]; (* Sam Handler (sam_5_5_5_0(AT)yahoo.com), Aug 27 2006 *)
KEYWORD
nonn,base,more
AUTHOR
Patrick De Geest, Mar 15 1999
EXTENSIONS
a(14) from Sam Handler (sam_5_5_5_0(AT)yahoo.com), Aug 27 2006
a(15)-a(20) from Lars Blomberg, Jun 12 2011
a(21)-a(23) from Giovanni Resta, Jun 29 2018
STATUS
approved