A032757 Palindromic Super-9 Numbers.

351636153, 6260330626, 9999999999, 99999999999, 999999999999, 9971824281799, 9999999999999, 59999999999995, 89999999999998, 99999999999999, 499999999999994, 596038242830695, 599999999999995

Offset

1,1

Comments

The smallest palindromic super-9 prime is 15125111011152151.

References

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

Links

Table of n, a(n) for n=1..13.

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

Crossrefs

Cf. A014569, A032749.

Sequence in context: A015381 A257384 A186628 * A288273 A219271 A167517

Adjacent sequences: A032754 A032755 A032756 * A032758 A032759 A032760

Keyword

nonn,base

Author

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

Status

approved