A032749 Super-9 Numbers (9*n^9 contains substring '999999999' in its decimal expansion).

17546133, 32613656, 93568867, 107225764, 109255734, 113315082, 121251742, 175461330, 180917907, 182557181, 190215626, 227366552, 267791979, 297981691, 298002027, 301321202, 321541434, 326136560, 326687646, 329178946, 351038353

Offset

0,1

Comments

The smallest super-9 prime is 182557181.

References

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

Links

Table of n, a(n) for n=0..20.

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

Crossrefs

Cf. A014569.

Sequence in context: A326137 A288078 A183269 * A235848 A250981 A344631

Adjacent sequences: A032746 A032747 A032748 * A032750 A032751 A032752

Keyword

nonn,base

Author

Patrick De Geest, May 15 1998; extended Feb 22 2004

Status

approved