A032746 Super-6 Numbers (6 * n^6 contains substring '666666' in its decimal expansion).

27257, 272570, 302693, 323576, 364509, 502785, 513675, 537771, 676657, 678146, 731378, 831122, 836553, 913797, 920456, 921269, 1045361, 1144983, 1169054, 1283069, 1288697, 1292673, 1343642, 1346117, 1472078, 1523993, 1640026

Offset

0,1

References

C. A. Pickover, "Keys to Infinity", New York: Wiley, p. 7, 1995.

Links

Table of n, a(n) for n=0..26.

Eric Weisstein's World of Mathematics, Super-d Number.

Mathematica

With[{c=6}, Select[Range[165*10^4], SequenceCount[IntegerDigits[c #^c], PadRight[ {}, c, c]]>0&]] (* Harvey P. Dale, Jan 18 2023 *)

Crossrefs

Cf. A014569.

Sequence in context: A250852 A157820 A251777 * A099230 A267706 A237381

Adjacent sequences: A032743 A032744 A032745 * A032747 A032748 A032749

Keyword

nonn,base

Author

Patrick De Geest, May 15 1998

Status

approved